{"id":186,"date":"2021-01-07T15:37:44","date_gmt":"2021-01-07T15:37:44","guid":{"rendered":"https:\/\/laboratoryinfo.com\/?p=186"},"modified":"2022-03-07T19:43:15","modified_gmt":"2022-03-07T19:43:15","slug":"list-of-laboratory-safety-symbols-and-their-meanings","status":"publish","type":"post","link":"https:\/\/laboratoryinfo.com\/list-of-laboratory-safety-symbols-and-their-meanings\/","title":{"rendered":"List of Laboratory Safety Symbols and Their Meanings"},"content":{"rendered":"\n<p>We have to deal with different types of chemicals, lab equipments and potentially dangerous clinical specimens in the laboratory. So, each laboratory personnel must be aware of common laboratory hazards, accidents and safety measures to prevent them.<\/p>\n\n\n<style>.kb-table-of-content-nav.kb-table-of-content-id6113_3b9ebd-8c .kb-table-of-content-wrap{padding-top:var(--global-kb-spacing-sm, 1.5rem);padding-right:var(--global-kb-spacing-sm, 1.5rem);padding-bottom:var(--global-kb-spacing-sm, 1.5rem);padding-left:var(--global-kb-spacing-sm, 1.5rem);background-color:#ecf2f7;}.kb-table-of-content-nav.kb-table-of-content-id6113_3b9ebd-8c .kb-table-of-contents-title-wrap{padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;}.kb-table-of-content-nav.kb-table-of-content-id6113_3b9ebd-8c .kb-table-of-contents-title{font-weight:regular;font-style:normal;}.kb-table-of-content-nav.kb-table-of-content-id6113_3b9ebd-8c .kb-table-of-content-wrap .kb-table-of-content-list{font-weight:regular;font-style:normal;margin-top:var(--global-kb-spacing-sm, 1.5rem);margin-right:0px;margin-bottom:0px;margin-left:0px;}.kb-table-of-content-nav.kb-table-of-content-id6113_3b9ebd-8c .kb-toggle-icon-style-basiccircle .kb-table-of-contents-icon-trigger:after, .kb-table-of-content-nav.kb-table-of-content-id6113_3b9ebd-8c .kb-toggle-icon-style-basiccircle .kb-table-of-contents-icon-trigger:before, .kb-table-of-content-nav.kb-table-of-content-id6113_3b9ebd-8c .kb-toggle-icon-style-arrowcircle .kb-table-of-contents-icon-trigger:after, .kb-table-of-content-nav.kb-table-of-content-id6113_3b9ebd-8c .kb-toggle-icon-style-arrowcircle .kb-table-of-contents-icon-trigger:before, .kb-table-of-content-nav.kb-table-of-content-id6113_3b9ebd-8c .kb-toggle-icon-style-xclosecircle .kb-table-of-contents-icon-trigger:after, .kb-table-of-content-nav.kb-table-of-content-id6113_3b9ebd-8c .kb-toggle-icon-style-xclosecircle .kb-table-of-contents-icon-trigger:before{background-color:#ecf2f7;}<\/style>\n\n\n<p>Following symbols warn of possible dangers in the <a href=\"https:\/\/laboratoryinfo.com\/top-free-android-apps-for-medical-laboratory-professionals\/\" target=\"_blank\" rel=\"noreferrer noopener\">laboratory to help the lab professionals<\/a> keep safe and informed.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">1. General Warning<\/h2>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-full is-resized\"><a href=\"http:\/\/laboratoryinfo.com\/wp-content\/uploads\/2015\/04\/General-Warning.png\"><img decoding=\"async\" src=\"http:\/\/laboratoryinfo.com\/wp-content\/uploads\/2015\/04\/General-Warning.png\" alt=\"general-warning\" class=\"wp-image-189\" width=\"350\" srcset=\"https:\/\/laboratoryinfo.com\/wp-content\/uploads\/2015\/04\/General-Warning.png 361w, https:\/\/laboratoryinfo.com\/wp-content\/uploads\/2015\/04\/General-Warning-300x263.png 300w, https:\/\/laboratoryinfo.com\/wp-content\/uploads\/2015\/04\/General-Warning-20x18.png 20w\" sizes=\"(max-width: 361px) 100vw, 361px\" \/><\/a><\/figure><\/div>\n\n\n\n<p class=\"has-text-align-center\"><strong>General Warning<\/strong> &#8211; It is a warning indicating the presence of hazardous materials in the lab.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">2. Biohazard<\/h2>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-full is-resized\"><a href=\"http:\/\/laboratoryinfo.com\/wp-content\/uploads\/2015\/04\/Biohazard.png\"><img decoding=\"async\" src=\"http:\/\/laboratoryinfo.com\/wp-content\/uploads\/2015\/04\/Biohazard.png\" alt=\"Biohazard\" class=\"wp-image-187\" width=\"350\" srcset=\"https:\/\/laboratoryinfo.com\/wp-content\/uploads\/2015\/04\/Biohazard.png 411w, https:\/\/laboratoryinfo.com\/wp-content\/uploads\/2015\/04\/Biohazard-300x263.png 300w, https:\/\/laboratoryinfo.com\/wp-content\/uploads\/2015\/04\/Biohazard-20x18.png 20w\" sizes=\"(max-width: 411px) 100vw, 411px\" \/><\/a><\/figure><\/div>\n\n\n\n<p class=\"has-text-align-center\"><strong>Biohazard<\/strong> &#8211; It provides warning on lab equipment that may contain biohazardous materials like blood samples.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">3. Flammable Material Hazard<\/h2>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-full is-resized\"><a href=\"http:\/\/laboratoryinfo.com\/wp-content\/uploads\/2015\/04\/Flammable-material-hazard.png\"><img decoding=\"async\" src=\"http:\/\/laboratoryinfo.com\/wp-content\/uploads\/2015\/04\/Flammable-material-hazard.png\" alt=\"Flammable-material-hazard\" class=\"wp-image-188\" width=\"350\" srcset=\"https:\/\/laboratoryinfo.com\/wp-content\/uploads\/2015\/04\/Flammable-material-hazard.png 360w, https:\/\/laboratoryinfo.com\/wp-content\/uploads\/2015\/04\/Flammable-material-hazard-300x263.png 300w, https:\/\/laboratoryinfo.com\/wp-content\/uploads\/2015\/04\/Flammable-material-hazard-20x18.png 20w\" sizes=\"(max-width: 360px) 100vw, 360px\" \/><\/a><\/figure><\/div>\n\n\n\n<p class=\"has-text-align-center\"><strong>Flammable Material hazard<\/strong> &#8211; Chemicals labeled as flammable have the tendency to ignite and should be store accordingly. Keep the chemicals away from flames, sparks, and oxidizing substances.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">4. Explosive Material Hazard<\/h2>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-full is-resized\"><a href=\"http:\/\/laboratoryinfo.com\/wp-content\/uploads\/2015\/04\/Explosive-material-hazard.png\"><img decoding=\"async\" src=\"http:\/\/laboratoryinfo.com\/wp-content\/uploads\/2015\/04\/Explosive-material-hazard.png\" alt=\"explosive-material-hazard\" class=\"wp-image-190\" width=\"350\" srcset=\"https:\/\/laboratoryinfo.com\/wp-content\/uploads\/2015\/04\/Explosive-material-hazard.png 360w, https:\/\/laboratoryinfo.com\/wp-content\/uploads\/2015\/04\/Explosive-material-hazard-300x263.png 300w, https:\/\/laboratoryinfo.com\/wp-content\/uploads\/2015\/04\/Explosive-material-hazard-20x18.png 20w\" sizes=\"(max-width: 360px) 100vw, 360px\" \/><\/a><\/figure><\/div>\n\n\n\n<p>Explosive material hazard &#8211; It pertains to chemicals in the lab that has explosive properties.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">5. Electrical Hazard<\/h2>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-full is-resized\"><a href=\"http:\/\/laboratoryinfo.com\/wp-content\/uploads\/2015\/04\/Electrical-Hazard.png\"><img decoding=\"async\" src=\"http:\/\/laboratoryinfo.com\/wp-content\/uploads\/2015\/04\/Electrical-Hazard.png\" alt=\"electrical-hazard\" class=\"wp-image-191\" width=\"350\" srcset=\"https:\/\/laboratoryinfo.com\/wp-content\/uploads\/2015\/04\/Electrical-Hazard.png 360w, https:\/\/laboratoryinfo.com\/wp-content\/uploads\/2015\/04\/Electrical-Hazard-300x263.png 300w, https:\/\/laboratoryinfo.com\/wp-content\/uploads\/2015\/04\/Electrical-Hazard-20x18.png 20w\" sizes=\"(max-width: 360px) 100vw, 360px\" \/><\/a><\/figure><\/div>\n\n\n\n<p class=\"has-text-align-center\"><strong>Electrical hazard<\/strong> &#8211; Electrical hazards in the lab that can cause mild tingling and death. Devices labeled as electrical hazards should always be turned off when not in use.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">6. High Voltage Hazard<\/h2>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-full is-resized\"><a href=\"http:\/\/laboratoryinfo.com\/wp-content\/uploads\/2015\/04\/High-Voltage-Hazard.png\"><img decoding=\"async\" src=\"http:\/\/laboratoryinfo.com\/wp-content\/uploads\/2015\/04\/High-Voltage-Hazard.png\" alt=\"high-voltage-hazard\" class=\"wp-image-193\" width=\"350\" srcset=\"https:\/\/laboratoryinfo.com\/wp-content\/uploads\/2015\/04\/High-Voltage-Hazard.png 360w, https:\/\/laboratoryinfo.com\/wp-content\/uploads\/2015\/04\/High-Voltage-Hazard-300x263.png 300w, https:\/\/laboratoryinfo.com\/wp-content\/uploads\/2015\/04\/High-Voltage-Hazard-20x18.png 20w\" sizes=\"(max-width: 360px) 100vw, 360px\" \/><\/a><\/figure><\/div>\n\n\n\n<p class=\"has-text-align-center\"><b>High voltage<\/b> \u2013 A symbol symbolizes lightning that can cause serious injury and even death.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">7. Toxic Material Hazard<\/h2>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-full is-resized\"><a href=\"http:\/\/laboratoryinfo.com\/wp-content\/uploads\/2015\/04\/Toxic-Material-Hazard.png\"><img decoding=\"async\" src=\"http:\/\/laboratoryinfo.com\/wp-content\/uploads\/2015\/04\/Toxic-Material-Hazard.png\" alt=\"toxic-poisonous-material-hazard\" class=\"wp-image-194\" width=\"350\" srcset=\"https:\/\/laboratoryinfo.com\/wp-content\/uploads\/2015\/04\/Toxic-Material-Hazard.png 360w, https:\/\/laboratoryinfo.com\/wp-content\/uploads\/2015\/04\/Toxic-Material-Hazard-300x263.png 300w, https:\/\/laboratoryinfo.com\/wp-content\/uploads\/2015\/04\/Toxic-Material-Hazard-20x18.png 20w\" sizes=\"(max-width: 360px) 100vw, 360px\" \/><\/a><\/figure><\/div>\n\n\n\n<p class=\"has-text-align-center\"><b>Toxic \u2013 <\/b>It is a generic sign for toxic\/poisonous substances and can cause severe damage when inhaled, absorbed, or swallowed.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">8. Ionizing Radiation Hazard<\/h2>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-full is-resized\"><a href=\"http:\/\/laboratoryinfo.com\/wp-content\/uploads\/2015\/04\/ionizing-Radiation-Hazard.png\"><img decoding=\"async\" src=\"http:\/\/laboratoryinfo.com\/wp-content\/uploads\/2015\/04\/ionizing-Radiation-Hazard.png\" alt=\"ionizing-radiation-hazard\" class=\"wp-image-195\" width=\"350\" srcset=\"https:\/\/laboratoryinfo.com\/wp-content\/uploads\/2015\/04\/ionizing-Radiation-Hazard.png 228w, https:\/\/laboratoryinfo.com\/wp-content\/uploads\/2015\/04\/ionizing-Radiation-Hazard-20x17.png 20w\" sizes=\"(max-width: 228px) 100vw, 228px\" \/><\/a><\/figure><\/div>\n\n\n\n<p class=\"has-text-align-center\"><b>Ionizing radiation hazard \u2013 <\/b>It denotes the presence of ionizing radiation, which carries energy to liberate electrons from molecules\/atoms and ionizing them. Examples are x-ray equipment, accelerators, and beam cannons.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">9. Non-Ionizing Radiation Hazard<\/h2>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-full is-resized\"><a href=\"http:\/\/laboratoryinfo.com\/wp-content\/uploads\/2015\/04\/Non-ionizing-radiation-Hazard.png\"><img decoding=\"async\" src=\"http:\/\/laboratoryinfo.com\/wp-content\/uploads\/2015\/04\/Non-ionizing-radiation-Hazard.png\" alt=\"non-ionizing-radiation-hazard\" class=\"wp-image-196\" width=\"350\" srcset=\"https:\/\/laboratoryinfo.com\/wp-content\/uploads\/2015\/04\/Non-ionizing-radiation-Hazard.png 360w, https:\/\/laboratoryinfo.com\/wp-content\/uploads\/2015\/04\/Non-ionizing-radiation-Hazard-300x263.png 300w, https:\/\/laboratoryinfo.com\/wp-content\/uploads\/2015\/04\/Non-ionizing-radiation-Hazard-20x18.png 20w\" sizes=\"(max-width: 360px) 100vw, 360px\" \/><\/a><\/figure><\/div>\n\n\n\n<p class=\"has-text-align-center\"><b>Non-ionizing radiation hazard<\/b> \u2013 It warns staff of non-ionizing radiation sources such as UV spectrum, infrared, visible light, radiofrequency, and microwave, to name a few.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">10. Low Temperature Hazard<\/h2>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-full is-resized\"><a href=\"http:\/\/laboratoryinfo.com\/wp-content\/uploads\/2015\/04\/Low-Temperature-Hazard.png\"><img decoding=\"async\" src=\"http:\/\/laboratoryinfo.com\/wp-content\/uploads\/2015\/04\/Low-Temperature-Hazard.png\" alt=\"low-temperature-hazard\" class=\"wp-image-197\" width=\"350\" srcset=\"https:\/\/laboratoryinfo.com\/wp-content\/uploads\/2015\/04\/Low-Temperature-Hazard.png 360w, https:\/\/laboratoryinfo.com\/wp-content\/uploads\/2015\/04\/Low-Temperature-Hazard-300x263.png 300w, https:\/\/laboratoryinfo.com\/wp-content\/uploads\/2015\/04\/Low-Temperature-Hazard-20x18.png 20w\" sizes=\"(max-width: 360px) 100vw, 360px\" \/><\/a><\/figure><\/div>\n\n\n\n<p class=\"has-text-align-center\"><b>Low temperature warning symbol<\/b> \u2013 It pertains to a cryogenic hazard inside the lab such as cold storage areas where chemicals like liquid nitrogen are stored.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">11. Hot Surface Hazard<\/h2>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-full is-resized\"><a href=\"http:\/\/laboratoryinfo.com\/wp-content\/uploads\/2015\/04\/Hot-Surface-Hazard.png\"><img decoding=\"async\" src=\"http:\/\/laboratoryinfo.com\/wp-content\/uploads\/2015\/04\/Hot-Surface-Hazard.png\" alt=\"hot-surface-hazard\" class=\"wp-image-198\" width=\"350\" srcset=\"https:\/\/laboratoryinfo.com\/wp-content\/uploads\/2015\/04\/Hot-Surface-Hazard.png 360w, https:\/\/laboratoryinfo.com\/wp-content\/uploads\/2015\/04\/Hot-Surface-Hazard-300x263.png 300w, https:\/\/laboratoryinfo.com\/wp-content\/uploads\/2015\/04\/Hot-Surface-Hazard-20x18.png 20w\" sizes=\"(max-width: 360px) 100vw, 360px\" \/><\/a><\/figure><\/div>\n\n\n\n<p class=\"has-text-align-center\"><b>Hot surface<\/b> \u2013 It warns of the possibility of burn hazards from hot surfaces. This symbol is usually found in lab equipment that produces heat such as lab ovens and autoclaves.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">12. UV Light hazard<\/h2>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-full is-resized\"><a href=\"http:\/\/laboratoryinfo.com\/wp-content\/uploads\/2015\/04\/UV-Light-hazard.png\"><img decoding=\"async\" src=\"http:\/\/laboratoryinfo.com\/wp-content\/uploads\/2015\/04\/UV-Light-hazard.png\" alt=\"uv-light-hazard\" class=\"wp-image-199\" width=\"350\" srcset=\"https:\/\/laboratoryinfo.com\/wp-content\/uploads\/2015\/04\/UV-Light-hazard.png 499w, https:\/\/laboratoryinfo.com\/wp-content\/uploads\/2015\/04\/UV-Light-hazard-300x263.png 300w, https:\/\/laboratoryinfo.com\/wp-content\/uploads\/2015\/04\/UV-Light-hazard-20x18.png 20w\" sizes=\"(max-width: 499px) 100vw, 499px\" \/><\/a><\/figure><\/div>\n\n\n\n<p class=\"has-text-align-center\"><b>Ultraviolet light hazard<\/b> \u2013 It warns you of potential dangers such as redness and ulceration of the skin. Exposure to UV light for a long period of time can lead to skin cancer.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">13. Oxidizing Material Hazards<\/h2>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-full is-resized\"><a href=\"http:\/\/laboratoryinfo.com\/wp-content\/uploads\/2015\/04\/Oxidizing-material-hazards.png\"><img decoding=\"async\" src=\"http:\/\/laboratoryinfo.com\/wp-content\/uploads\/2015\/04\/Oxidizing-material-hazards.png\" alt=\"oxidizing-material-hazard\" class=\"wp-image-200\" width=\"350\" srcset=\"https:\/\/laboratoryinfo.com\/wp-content\/uploads\/2015\/04\/Oxidizing-material-hazards.png 360w, https:\/\/laboratoryinfo.com\/wp-content\/uploads\/2015\/04\/Oxidizing-material-hazards-300x263.png 300w, https:\/\/laboratoryinfo.com\/wp-content\/uploads\/2015\/04\/Oxidizing-material-hazards-20x18.png 20w\" sizes=\"(max-width: 360px) 100vw, 360px\" \/><\/a><\/figure><\/div>\n\n\n\n<p class=\"has-text-align-center\"><b>Oxidizing agents \u2013 <\/b>They transfer oxygen to another chemical substrate, which means they can give oxygen to flammable substances. They should be store separately from flammable substances. When dealing with oxidizing agents, you should wear proper lab clothing including gloves and eye protection.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">14. Corrosive Material Hazard<\/h2>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-full is-resized\"><a href=\"http:\/\/laboratoryinfo.com\/wp-content\/uploads\/2015\/04\/Corrosive-material-hazard.png\"><img decoding=\"async\" src=\"http:\/\/laboratoryinfo.com\/wp-content\/uploads\/2015\/04\/Corrosive-material-hazard.png\" alt=\"corrosive-material-hazard\" class=\"wp-image-192\" width=\"350\" srcset=\"https:\/\/laboratoryinfo.com\/wp-content\/uploads\/2015\/04\/Corrosive-material-hazard.png 360w, https:\/\/laboratoryinfo.com\/wp-content\/uploads\/2015\/04\/Corrosive-material-hazard-300x263.png 300w, https:\/\/laboratoryinfo.com\/wp-content\/uploads\/2015\/04\/Corrosive-material-hazard-20x18.png 20w\" sizes=\"(max-width: 360px) 100vw, 360px\" \/><\/a><\/figure><\/div>\n\n\n\n<p class=\"has-text-align-center\"><b>Corrosive agents \u2013 <\/b>Strong chemicals that corrode into your skin and other substances. A drop of the corrosive agent can cause serious damage. So, wear protective gear at all times when working with corrosive substances.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">15. Glassware Hazards<\/h2>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-full is-resized\"><a href=\"http:\/\/laboratoryinfo.com\/wp-content\/uploads\/2015\/04\/Glassware-Hazard.png\"><img decoding=\"async\" src=\"http:\/\/laboratoryinfo.com\/wp-content\/uploads\/2015\/04\/Glassware-Hazard.png\" alt=\"glassware-hazards\" class=\"wp-image-201\" width=\"350\" srcset=\"https:\/\/laboratoryinfo.com\/wp-content\/uploads\/2015\/04\/Glassware-Hazard.png 499w, https:\/\/laboratoryinfo.com\/wp-content\/uploads\/2015\/04\/Glassware-Hazard-300x263.png 300w, https:\/\/laboratoryinfo.com\/wp-content\/uploads\/2015\/04\/Glassware-Hazard-20x18.png 20w\" sizes=\"(max-width: 499px) 100vw, 499px\" \/><\/a><\/figure><\/div>\n\n\n\n<p class=\"has-text-align-center\">Glassware hazard \u2013 It is a physical hazard that has the tendency to become a health hazard, especially if contaminated with toxic and infectious substances.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">16. Carcinogen Hazard<\/h2>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-full is-resized\"><a href=\"http:\/\/laboratoryinfo.com\/wp-content\/uploads\/2015\/04\/Carcinogen-Hazard.png\"><img decoding=\"async\" src=\"http:\/\/laboratoryinfo.com\/wp-content\/uploads\/2015\/04\/Carcinogen-Hazard.png\" alt=\"carcinogen-hazards\" class=\"wp-image-202\" width=\"350\" srcset=\"https:\/\/laboratoryinfo.com\/wp-content\/uploads\/2015\/04\/Carcinogen-Hazard.png 499w, https:\/\/laboratoryinfo.com\/wp-content\/uploads\/2015\/04\/Carcinogen-Hazard-300x263.png 300w, https:\/\/laboratoryinfo.com\/wp-content\/uploads\/2015\/04\/Carcinogen-Hazard-20x18.png 20w\" sizes=\"(max-width: 499px) 100vw, 499px\" \/><\/a><\/figure><\/div>\n\n\n\n<p class=\"has-text-align-center\"><\/p>\n\n\n\n<p class=\"has-text-align-center\"><b>Carcinogenic hazard <\/b>\u2013 It pertains to human carcinogens such as methylene chloride, formaldehyde, and benzene. This sign suggests that you have to wear proper personal protective equipment.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">17. Irritant<\/h2>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-full is-resized\"><img decoding=\"async\" src=\"http:\/\/laboratoryinfo.com\/wp-content\/uploads\/2020\/01\/Irritant-lab-symbol.jpg\" alt=\"Irritant lab symbol\" class=\"wp-image-3415\" width=\"350\" srcset=\"https:\/\/laboratoryinfo.com\/wp-content\/uploads\/2020\/01\/Irritant-lab-symbol.jpg 252w, https:\/\/laboratoryinfo.com\/wp-content\/uploads\/2020\/01\/Irritant-lab-symbol-20x20.jpg 20w\" sizes=\"(max-width: 252px) 100vw, 252px\" \/><\/figure><\/div>\n\n\n\n<p class=\"has-text-align-center\">It refers to substances that can irritate the eyes and toxic when inhaled or swallowed. Protective gear must be worn when dealing with substances tagged as irritants.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">18. Health hazard<\/h2>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-full is-resized\"><img decoding=\"async\" src=\"http:\/\/laboratoryinfo.com\/wp-content\/uploads\/2020\/01\/Health-hazard-lab-symbol.jpg\" alt=\"Health hazard lab symbol\" class=\"wp-image-3416\" width=\"350\" srcset=\"https:\/\/laboratoryinfo.com\/wp-content\/uploads\/2020\/01\/Health-hazard-lab-symbol.jpg 241w, https:\/\/laboratoryinfo.com\/wp-content\/uploads\/2020\/01\/Health-hazard-lab-symbol-20x17.jpg 20w\" sizes=\"(max-width: 241px) 100vw, 241px\" \/><\/figure><\/div>\n\n\n\n<p class=\"has-text-align-center\">It pertains to substances that can cause serious health damage such as respiratory problems, reproductive toxicity, and carcinogenicity.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">19. Gloves required<\/h2>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-full is-resized\"><img decoding=\"async\" src=\"http:\/\/laboratoryinfo.com\/wp-content\/uploads\/2020\/01\/Gloves-required-lab-symbol.jpg\" alt=\"Gloves required lab symbol\" class=\"wp-image-3408\" width=\"350\" srcset=\"https:\/\/laboratoryinfo.com\/wp-content\/uploads\/2020\/01\/Gloves-required-lab-symbol.jpg 366w, https:\/\/laboratoryinfo.com\/wp-content\/uploads\/2020\/01\/Gloves-required-lab-symbol-300x291.jpg 300w, https:\/\/laboratoryinfo.com\/wp-content\/uploads\/2020\/01\/Gloves-required-lab-symbol-20x20.jpg 20w\" sizes=\"(max-width: 366px) 100vw, 366px\" \/><\/figure><\/div>\n\n\n\n<p class=\"has-text-align-center\">It suggests that hand protection must be observed, especially when handling hazardous substances. The ideal gloves to use in a lab setting is heat and chemical resistant.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">20. Boots Necessary<\/h2>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-full is-resized\"><img decoding=\"async\" src=\"http:\/\/laboratoryinfo.com\/wp-content\/uploads\/2020\/01\/Boots-Necessary-lab-symbol.jpg\" alt=\"Boots Necessary lab symbol\" class=\"wp-image-3417\" width=\"250\" srcset=\"https:\/\/laboratoryinfo.com\/wp-content\/uploads\/2020\/01\/Boots-Necessary-lab-symbol.jpg 183w, https:\/\/laboratoryinfo.com\/wp-content\/uploads\/2020\/01\/Boots-Necessary-lab-symbol-20x17.jpg 20w\" sizes=\"(max-width: 183px) 100vw, 183px\" \/><\/figure><\/div>\n\n\n\n<p class=\"has-text-align-center\">It means that the usual shoes are not enough for doing certain lab-related works. Lab boots protect your feet from corrosive chemicals.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">21. Protective Clothing<\/h2>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-full is-resized\"><img decoding=\"async\" src=\"http:\/\/laboratoryinfo.com\/wp-content\/uploads\/2020\/01\/Protective-Clothing-lab-symbol.jpg\" alt=\"Protective Clothing lab symbol\" class=\"wp-image-3418\" width=\"250\" srcset=\"https:\/\/laboratoryinfo.com\/wp-content\/uploads\/2020\/01\/Protective-Clothing-lab-symbol.jpg 204w, https:\/\/laboratoryinfo.com\/wp-content\/uploads\/2020\/01\/Protective-Clothing-lab-symbol-18x20.jpg 18w\" sizes=\"(max-width: 204px) 100vw, 204px\" \/><\/figure><\/div>\n\n\n\n<p class=\"has-text-align-center\">A lab coat\/protective clothing has to be worn. There are different lab coats and each serves a specific purpose.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">22. Safety Glasses<\/h2>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-full\"><img decoding=\"async\" width=\"242\" height=\"235\" src=\"http:\/\/laboratoryinfo.com\/wp-content\/uploads\/2020\/01\/Safety-Glasses-lab-symbol.jpg\" alt=\"Safety Glasses lab symbol\" class=\"wp-image-3419\" srcset=\"https:\/\/laboratoryinfo.com\/wp-content\/uploads\/2020\/01\/Safety-Glasses-lab-symbol.jpg 242w, https:\/\/laboratoryinfo.com\/wp-content\/uploads\/2020\/01\/Safety-Glasses-lab-symbol-20x20.jpg 20w\" sizes=\"(max-width: 242px) 100vw, 242px\" \/><\/figure><\/div>\n\n\n\n<p class=\"has-text-align-center\">They come in different forms \u2013 eyeshields, goggles, glasses, spectacles. They protect the eye from chemical splashes, debris, visible light, or radiation from ultraviolet rays.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">23. Breathing mask\/Respirators<\/h2>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-full\"><img decoding=\"async\" width=\"255\" height=\"200\" src=\"http:\/\/laboratoryinfo.com\/wp-content\/uploads\/2020\/01\/Breathing-mask-Respirators-lab-symbol-Copy.jpg\" alt=\"Breathing mask Respirators lab symbol \" class=\"wp-image-3420\" srcset=\"https:\/\/laboratoryinfo.com\/wp-content\/uploads\/2020\/01\/Breathing-mask-Respirators-lab-symbol-Copy.jpg 255w, https:\/\/laboratoryinfo.com\/wp-content\/uploads\/2020\/01\/Breathing-mask-Respirators-lab-symbol-Copy-20x16.jpg 20w\" sizes=\"(max-width: 255px) 100vw, 255px\" \/><\/figure><\/div>\n\n\n\n<p class=\"has-text-align-center\">It must be worn to protect respiratory health. If you see this sign, it means you are working in a place with a potentially contaminated air.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">24. Face shield<\/h2>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-full\"><img decoding=\"async\" width=\"208\" height=\"176\" src=\"http:\/\/laboratoryinfo.com\/wp-content\/uploads\/2020\/01\/Face-shield-lab-symbol.jpg\" alt=\"Face shield lab symbol\" class=\"wp-image-3421\" srcset=\"https:\/\/laboratoryinfo.com\/wp-content\/uploads\/2020\/01\/Face-shield-lab-symbol.jpg 208w, https:\/\/laboratoryinfo.com\/wp-content\/uploads\/2020\/01\/Face-shield-lab-symbol-20x17.jpg 20w\" sizes=\"(max-width: 208px) 100vw, 208px\" \/><\/figure><\/div>\n\n\n\n<p class=\"has-text-align-center\">A face shield must be worn when doing experiments, especially those that handle substances that might cause an explosion.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">25. Hearing protection<\/h2>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-full\"><img decoding=\"async\" width=\"185\" height=\"160\" src=\"http:\/\/laboratoryinfo.com\/wp-content\/uploads\/2020\/01\/Hearing-protection-lab-symbol.jpg\" alt=\"Hearing protection lab symbol\" class=\"wp-image-3422\" srcset=\"https:\/\/laboratoryinfo.com\/wp-content\/uploads\/2020\/01\/Hearing-protection-lab-symbol.jpg 185w, https:\/\/laboratoryinfo.com\/wp-content\/uploads\/2020\/01\/Hearing-protection-lab-symbol-20x17.jpg 20w\" sizes=\"(max-width: 185px) 100vw, 185px\" \/><\/figure><\/div>\n\n\n\n<p class=\"has-text-align-center\">Noise in the lab can be fairly loud and there are instances when hearing protection has to be worn. Once you see this symbol, it means you will be exposed to a dangerously high decibel and you have to wear proper hearing protection.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">26. Eye Wash Station<\/h2>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-full\"><img decoding=\"async\" width=\"165\" height=\"159\" src=\"http:\/\/laboratoryinfo.com\/wp-content\/uploads\/2020\/01\/Eye-Wash-Station-lab-symbol.jpg\" alt=\"Eye Wash Station lab symbol\" class=\"wp-image-3423\" srcset=\"https:\/\/laboratoryinfo.com\/wp-content\/uploads\/2020\/01\/Eye-Wash-Station-lab-symbol.jpg 165w, https:\/\/laboratoryinfo.com\/wp-content\/uploads\/2020\/01\/Eye-Wash-Station-lab-symbol-20x20.jpg 20w\" sizes=\"(max-width: 165px) 100vw, 165px\" \/><\/figure><\/div>\n\n\n\n<p class=\"has-text-align-center\">It shows the location of the eyewash station, which is usually adjacent to the safety shower.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">27. Safety Shower<\/h2>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-full\"><img decoding=\"async\" width=\"161\" height=\"137\" src=\"http:\/\/laboratoryinfo.com\/wp-content\/uploads\/2020\/01\/Safety-Shower-lab-symbol.jpg\" alt=\"Safety Shower lab symbol\" class=\"wp-image-3425\" srcset=\"https:\/\/laboratoryinfo.com\/wp-content\/uploads\/2020\/01\/Safety-Shower-lab-symbol.jpg 161w, https:\/\/laboratoryinfo.com\/wp-content\/uploads\/2020\/01\/Safety-Shower-lab-symbol-20x17.jpg 20w\" sizes=\"(max-width: 161px) 100vw, 161px\" \/><\/figure><\/div>\n\n\n\n<p class=\"has-text-align-center\">In case of splashes and spills, the lab worker can easily access the shower and prevent further injuries to the eyes and body.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">28. Wash hands<\/h2>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-full\"><img decoding=\"async\" width=\"208\" height=\"204\" src=\"http:\/\/laboratoryinfo.com\/wp-content\/uploads\/2020\/01\/Wash-hands-lab-symbol.jpg\" alt=\"Wash hands lab symbol\" class=\"wp-image-3426\" srcset=\"https:\/\/laboratoryinfo.com\/wp-content\/uploads\/2020\/01\/Wash-hands-lab-symbol.jpg 208w, https:\/\/laboratoryinfo.com\/wp-content\/uploads\/2020\/01\/Wash-hands-lab-symbol-20x20.jpg 20w\" sizes=\"(max-width: 208px) 100vw, 208px\" \/><\/figure><\/div>\n\n\n\n<p class=\"has-text-align-center\">You should wash your hands after getting rid of soiled protective clothing, before eating, and before leaving the lab.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">29. Food &amp; Drink Prohibited<\/h2>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-full\"><img decoding=\"async\" width=\"224\" height=\"219\" src=\"http:\/\/laboratoryinfo.com\/wp-content\/uploads\/2020\/01\/Food-Drink-Prohibited-lab-symbol.jpg\" alt=\"Food &amp; Drink Prohibited lab symbol\" class=\"wp-image-3427\" srcset=\"https:\/\/laboratoryinfo.com\/wp-content\/uploads\/2020\/01\/Food-Drink-Prohibited-lab-symbol.jpg 224w, https:\/\/laboratoryinfo.com\/wp-content\/uploads\/2020\/01\/Food-Drink-Prohibited-lab-symbol-20x20.jpg 20w\" sizes=\"(max-width: 224px) 100vw, 224px\" \/><\/figure><\/div>\n\n\n\n<p class=\"has-text-align-center\">The environment is not safe for eating and drinking as such could lead to accidental ingestion of harmful substances inside the lab.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">30. No Pacemakers or Metallic Implants<\/h2>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-full\"><img decoding=\"async\" width=\"217\" height=\"229\" src=\"http:\/\/laboratoryinfo.com\/wp-content\/uploads\/2020\/01\/No-Pacemakers-or-Metallic-Implants-lab-symbol.jpg\" alt=\"\" class=\"wp-image-3428\" srcset=\"https:\/\/laboratoryinfo.com\/wp-content\/uploads\/2020\/01\/No-Pacemakers-or-Metallic-Implants-lab-symbol.jpg 217w, https:\/\/laboratoryinfo.com\/wp-content\/uploads\/2020\/01\/No-Pacemakers-or-Metallic-Implants-lab-symbol-20x20.jpg 20w\" sizes=\"(max-width: 217px) 100vw, 217px\" \/><\/figure><\/div>\n\n\n\n<p class=\"has-text-align-center\">Warning of strong magnetic field hazard caused by lab instruments\/equipment that make use of superconducting magnets.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">31. Fire Extinguisher<\/h2>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-full\"><img decoding=\"async\" width=\"201\" height=\"212\" src=\"http:\/\/laboratoryinfo.com\/wp-content\/uploads\/2020\/01\/Fire-Extinguisher-lab-symbol.jpg\" alt=\"Fire Extinguisher lab symbol\" class=\"wp-image-3429\" srcset=\"https:\/\/laboratoryinfo.com\/wp-content\/uploads\/2020\/01\/Fire-Extinguisher-lab-symbol.jpg 201w, https:\/\/laboratoryinfo.com\/wp-content\/uploads\/2020\/01\/Fire-Extinguisher-lab-symbol-20x20.jpg 20w\" sizes=\"(max-width: 201px) 100vw, 201px\" \/><\/figure><\/div>\n\n\n\n<p class=\"has-text-align-center\">Lab fires are extremely dangerous, which explains why every lab is required to have a proper fire extinguisher.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">32. Fire Blanket<\/h2>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-full\"><img decoding=\"async\" width=\"250\" height=\"254\" src=\"http:\/\/laboratoryinfo.com\/wp-content\/uploads\/2020\/01\/Fire-Blanket-lab-symbol.jpg\" alt=\"Fire Blanket lab symbol\" class=\"wp-image-3431\" srcset=\"https:\/\/laboratoryinfo.com\/wp-content\/uploads\/2020\/01\/Fire-Blanket-lab-symbol.jpg 250w, https:\/\/laboratoryinfo.com\/wp-content\/uploads\/2020\/01\/Fire-Blanket-lab-symbol-20x20.jpg 20w\" sizes=\"(max-width: 250px) 100vw, 250px\" \/><\/figure><\/div>\n\n\n\n<p class=\"has-text-align-center\">It indicates the area where fire blankets are located. It is used to smother the fire to contain and control fire.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">33. Fire Hose<\/h2>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-full\"><img decoding=\"async\" width=\"193\" height=\"194\" src=\"http:\/\/laboratoryinfo.com\/wp-content\/uploads\/2020\/01\/Fire-Hose-lab-symbol.jpg\" alt=\"Fire Hose lab symbol\" class=\"wp-image-3433\" srcset=\"https:\/\/laboratoryinfo.com\/wp-content\/uploads\/2020\/01\/Fire-Hose-lab-symbol.jpg 193w, https:\/\/laboratoryinfo.com\/wp-content\/uploads\/2020\/01\/Fire-Hose-lab-symbol-150x150.jpg 150w, https:\/\/laboratoryinfo.com\/wp-content\/uploads\/2020\/01\/Fire-Hose-lab-symbol-20x20.jpg 20w\" sizes=\"(max-width: 193px) 100vw, 193px\" \/><\/figure><\/div>\n\n\n\n<p class=\"has-text-align-center\">It informs persons of the location of the hose connections in the lab.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">34. No open flames<\/h2>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-full\"><img decoding=\"async\" width=\"173\" height=\"180\" src=\"http:\/\/laboratoryinfo.com\/wp-content\/uploads\/2020\/01\/No-open-flames-lab-site.jpg\" alt=\"\" class=\"wp-image-3436\" srcset=\"https:\/\/laboratoryinfo.com\/wp-content\/uploads\/2020\/01\/No-open-flames-lab-site.jpg 173w, https:\/\/laboratoryinfo.com\/wp-content\/uploads\/2020\/01\/No-open-flames-lab-site-20x20.jpg 20w\" sizes=\"(max-width: 173px) 100vw, 173px\" \/><\/figure><\/div>\n\n\n\n<p class=\"has-text-align-center\">It indicates that risks associated with an open flame device such as lighters, matches, and Bunsen burners.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">35. First Aid Station<\/h2>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-full\"><img decoding=\"async\" width=\"216\" height=\"174\" src=\"http:\/\/laboratoryinfo.com\/wp-content\/uploads\/2020\/01\/First-Aid-Station-lab-symbol.jpg\" alt=\"First Aid Station lab symbol\" class=\"wp-image-3438\" srcset=\"https:\/\/laboratoryinfo.com\/wp-content\/uploads\/2020\/01\/First-Aid-Station-lab-symbol.jpg 216w, https:\/\/laboratoryinfo.com\/wp-content\/uploads\/2020\/01\/First-Aid-Station-lab-symbol-20x16.jpg 20w\" sizes=\"(max-width: 216px) 100vw, 216px\" \/><\/figure><\/div>\n\n\n\n<p class=\"has-text-align-center\">It indicates the availability of first aid kit.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">36. Defibrillator<\/h2>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-full\"><img decoding=\"async\" width=\"223\" height=\"172\" src=\"http:\/\/laboratoryinfo.com\/wp-content\/uploads\/2020\/01\/Defibrillator-lab-symbol.jpg\" alt=\"Defibrillator lab symbol\" class=\"wp-image-3441\" srcset=\"https:\/\/laboratoryinfo.com\/wp-content\/uploads\/2020\/01\/Defibrillator-lab-symbol.jpg 223w, https:\/\/laboratoryinfo.com\/wp-content\/uploads\/2020\/01\/Defibrillator-lab-symbol-20x15.jpg 20w\" sizes=\"(max-width: 223px) 100vw, 223px\" \/><\/figure><\/div>\n\n\n\n<p class=\"has-text-align-center\">It shows the location of the lab\u2019s automated external defibrillator so that you can easily locate it in times of emergency such as sudden cardiac arrest.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">37. Emergency meeting point<\/h2>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-full\"><img decoding=\"async\" width=\"236\" height=\"254\" src=\"http:\/\/laboratoryinfo.com\/wp-content\/uploads\/2020\/01\/Emergency-meeting-point-lab-symbol.jpg\" alt=\"Emergency meeting point lab symbol\" class=\"wp-image-3447\"\/><\/figure><\/div>\n\n\n\n<p class=\"has-text-align-center\">It is a safe place where lab employees and staff will meet in case of an emergency situation.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">38. Harmful irritant<\/h2>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-full\"><img decoding=\"async\" width=\"166\" height=\"191\" src=\"http:\/\/laboratoryinfo.com\/wp-content\/uploads\/2020\/01\/Harmful-irritant-lab-symbol.jpg\" alt=\"Harmful irritant lab symbol\" class=\"wp-image-3448\" srcset=\"https:\/\/laboratoryinfo.com\/wp-content\/uploads\/2020\/01\/Harmful-irritant-lab-symbol.jpg 166w, https:\/\/laboratoryinfo.com\/wp-content\/uploads\/2020\/01\/Harmful-irritant-lab-symbol-17x20.jpg 17w\" sizes=\"(max-width: 166px) 100vw, 166px\" \/><\/figure><\/div>\n\n\n\n<p class=\"has-text-align-center\">It pertains to substances that are not corrosive but may cause discomfort and irritation when exposed to the skin. Examples are chloroform, ammonia, and chlorine.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">39. Laser beam hazards<\/h2>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-full\"><img decoding=\"async\" width=\"315\" height=\"259\" src=\"http:\/\/laboratoryinfo.com\/wp-content\/uploads\/2020\/01\/Laser-beam-hazards-lab-site.jpg\" alt=\"Laser beam hazards lab site\" class=\"wp-image-3449\" srcset=\"https:\/\/laboratoryinfo.com\/wp-content\/uploads\/2020\/01\/Laser-beam-hazards-lab-site.jpg 315w, https:\/\/laboratoryinfo.com\/wp-content\/uploads\/2020\/01\/Laser-beam-hazards-lab-site-300x247.jpg 300w, https:\/\/laboratoryinfo.com\/wp-content\/uploads\/2020\/01\/Laser-beam-hazards-lab-site-20x16.jpg 20w\" sizes=\"(max-width: 315px) 100vw, 315px\" \/><\/figure><\/div>\n\n\n\n<p class=\"has-text-align-center\">Exposure to laser beams can cause serious injuries. If you see this symbol, it means you have to wear proper protective gear\/clothing to protect yourself from the damaging effects of the laser.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">40. Optical radiation hazard<\/h2>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-full\"><img decoding=\"async\" width=\"299\" height=\"223\" src=\"http:\/\/laboratoryinfo.com\/wp-content\/uploads\/2020\/01\/Optical-radiation-hazard-lab-symbol.jpg\" alt=\"Optical radiation hazard lab symbol\" class=\"wp-image-3451\" srcset=\"https:\/\/laboratoryinfo.com\/wp-content\/uploads\/2020\/01\/Optical-radiation-hazard-lab-symbol.jpg 299w, https:\/\/laboratoryinfo.com\/wp-content\/uploads\/2020\/01\/Optical-radiation-hazard-lab-symbol-20x15.jpg 20w\" sizes=\"(max-width: 299px) 100vw, 299px\" \/><\/figure><\/div>\n\n\n\n<p class=\"has-text-align-center\">It warns lab personnel of equipment that has the ability to produce radiation in the lab like high-powered lasers. If you see this label, it means you have to wear proper gear, especially eyewear.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">41. IAEA Ionizing Radiation Hazard<\/h2>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-full\"><img decoding=\"async\" width=\"320\" height=\"271\" src=\"http:\/\/laboratoryinfo.com\/wp-content\/uploads\/2020\/01\/IAEA-Ionizing-Radiation-Hazard-lab-symbol.jpg\" alt=\"Optical radiation hazard lab symbol\" class=\"wp-image-3453\" srcset=\"https:\/\/laboratoryinfo.com\/wp-content\/uploads\/2020\/01\/IAEA-Ionizing-Radiation-Hazard-lab-symbol.jpg 320w, https:\/\/laboratoryinfo.com\/wp-content\/uploads\/2020\/01\/IAEA-Ionizing-Radiation-Hazard-lab-symbol-300x254.jpg 300w, https:\/\/laboratoryinfo.com\/wp-content\/uploads\/2020\/01\/IAEA-Ionizing-Radiation-Hazard-lab-symbol-20x17.jpg 20w\" sizes=\"(max-width: 320px) 100vw, 320px\" \/><\/figure><\/div>\n\n\n\n<p class=\"has-text-align-center\">This symbol indicates trefoil radiation hazards, which is important as exposure to such can lead to serious injury and even death. You can commonly see this symbol on the device housing the radiation source.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">42. Dangerous to the environment<\/h2>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-full\"><img decoding=\"async\" width=\"192\" height=\"180\" src=\"http:\/\/laboratoryinfo.com\/wp-content\/uploads\/2020\/01\/Dangerous-to-the-environment-lab-symbol.jpg\" alt=\"\" class=\"wp-image-3454\" srcset=\"https:\/\/laboratoryinfo.com\/wp-content\/uploads\/2020\/01\/Dangerous-to-the-environment-lab-symbol.jpg 192w, https:\/\/laboratoryinfo.com\/wp-content\/uploads\/2020\/01\/Dangerous-to-the-environment-lab-symbol-20x20.jpg 20w\" sizes=\"(max-width: 192px) 100vw, 192px\" \/><\/figure><\/div>\n\n\n\n<p class=\"has-text-align-center\">The substance in question can cause harm to the environment. You can see this symbol in lab chemicals toxic to marine wildlife. Such chemicals should be disposed of properly.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">43. Strong magnetic field<\/h2>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-full\"><img decoding=\"async\" width=\"253\" height=\"230\" src=\"http:\/\/laboratoryinfo.com\/wp-content\/uploads\/2020\/01\/Strong-magnetic-field-lab-symbol.jpg\" alt=\"Strong magnetic field lab symbol\" class=\"wp-image-3455\" srcset=\"https:\/\/laboratoryinfo.com\/wp-content\/uploads\/2020\/01\/Strong-magnetic-field-lab-symbol.jpg 253w, https:\/\/laboratoryinfo.com\/wp-content\/uploads\/2020\/01\/Strong-magnetic-field-lab-symbol-20x18.jpg 20w\" sizes=\"(max-width: 253px) 100vw, 253px\" \/><\/figure><\/div>\n\n\n\n<p class=\"has-text-align-center\">It alerts lab personnel of the danger that equipment with a strong magnetic field causes, especially in people with implants and pacemakers.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">44. Recycling symbol<\/h2>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-full\"><img decoding=\"async\" width=\"303\" height=\"263\" src=\"http:\/\/laboratoryinfo.com\/wp-content\/uploads\/2020\/01\/Recycling-symbol-lab-symbol.jpg\" alt=\"Recycling symbol lab symbol\" class=\"wp-image-3456\" srcset=\"https:\/\/laboratoryinfo.com\/wp-content\/uploads\/2020\/01\/Recycling-symbol-lab-symbol.jpg 303w, https:\/\/laboratoryinfo.com\/wp-content\/uploads\/2020\/01\/Recycling-symbol-lab-symbol-300x260.jpg 300w, https:\/\/laboratoryinfo.com\/wp-content\/uploads\/2020\/01\/Recycling-symbol-lab-symbol-20x17.jpg 20w\" sizes=\"(max-width: 303px) 100vw, 303px\" \/><\/figure><\/div>\n\n\n\n<p class=\"has-text-align-center\">It is used in the lab to indicate recyclable items, particularly where such items are gathered and sorted.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">45. Inert Gas<\/h2>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-full\"><img decoding=\"async\" width=\"255\" height=\"253\" src=\"http:\/\/laboratoryinfo.com\/wp-content\/uploads\/2020\/01\/Inert-Gas-lab-symbol.jpg\" alt=\"\" class=\"wp-image-3457\" srcset=\"https:\/\/laboratoryinfo.com\/wp-content\/uploads\/2020\/01\/Inert-Gas-lab-symbol.jpg 255w, https:\/\/laboratoryinfo.com\/wp-content\/uploads\/2020\/01\/Inert-Gas-lab-symbol-150x150.jpg 150w, https:\/\/laboratoryinfo.com\/wp-content\/uploads\/2020\/01\/Inert-Gas-lab-symbol-20x20.jpg 20w\" sizes=\"(max-width: 255px) 100vw, 255px\" \/><\/figure><\/div>\n\n\n\n<p class=\"has-text-align-center\">Such type of gas does not undergo a chemical reaction under a given condition. An example is a compressed gas cylinder of Argon or Helium.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">46. Compressed Gas<\/h2>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-full\"><img decoding=\"async\" width=\"356\" height=\"294\" src=\"http:\/\/laboratoryinfo.com\/wp-content\/uploads\/2020\/01\/Compressed-Gas-lab-symbol.jpg\" alt=\"\" class=\"wp-image-3458\" srcset=\"https:\/\/laboratoryinfo.com\/wp-content\/uploads\/2020\/01\/Compressed-Gas-lab-symbol.jpg 356w, https:\/\/laboratoryinfo.com\/wp-content\/uploads\/2020\/01\/Compressed-Gas-lab-symbol-300x248.jpg 300w, https:\/\/laboratoryinfo.com\/wp-content\/uploads\/2020\/01\/Compressed-Gas-lab-symbol-20x17.jpg 20w\" sizes=\"(max-width: 356px) 100vw, 356px\" \/><\/figure><\/div>\n\n\n\n<p class=\"has-text-align-center\">This symbol is routinely used in the lab. It includes liquefied gas, non-liquefied gas, and dissolved gas. The cylinder has a high pressure, which makes it extremely hazardous. The gas that flows in the cylinder may cause injury, fire, or explosion.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">47. Recombinant DNA<\/h2>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-full\"><img decoding=\"async\" width=\"271\" height=\"221\" src=\"http:\/\/laboratoryinfo.com\/wp-content\/uploads\/2020\/01\/Recombinant-DNA-lab-symbol.jpg\" alt=\"Recombinant DNA lab symbol\" class=\"wp-image-3459\" srcset=\"https:\/\/laboratoryinfo.com\/wp-content\/uploads\/2020\/01\/Recombinant-DNA-lab-symbol.jpg 271w, https:\/\/laboratoryinfo.com\/wp-content\/uploads\/2020\/01\/Recombinant-DNA-lab-symbol-20x16.jpg 20w\" sizes=\"(max-width: 271px) 100vw, 271px\" \/><\/figure><\/div>\n\n\n\n<p class=\"has-text-align-center\">This lab symbol is commonly found in facilities that handle recombinant DNA.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">48. Non-flammable gas<\/h2>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-full\"><img decoding=\"async\" width=\"307\" height=\"297\" src=\"http:\/\/laboratoryinfo.com\/wp-content\/uploads\/2020\/01\/Non-flammable-gas-lab-symbol.jpg\" alt=\"Non-flammable gas lab symbol\" class=\"wp-image-3445\" srcset=\"https:\/\/laboratoryinfo.com\/wp-content\/uploads\/2020\/01\/Non-flammable-gas-lab-symbol.jpg 307w, https:\/\/laboratoryinfo.com\/wp-content\/uploads\/2020\/01\/Non-flammable-gas-lab-symbol-300x290.jpg 300w, https:\/\/laboratoryinfo.com\/wp-content\/uploads\/2020\/01\/Non-flammable-gas-lab-symbol-20x20.jpg 20w\" sizes=\"(max-width: 307px) 100vw, 307px\" \/><\/figure><\/div>\n\n\n\n<p class=\"has-text-align-center\">It is a division of gases usually found in the lab. Examples of non-flammable gas are carbon dioxide, air, helium, and nitrogen. However, they can displace oxygen and may cause asphyxiation or even death.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">49. Cold room<\/h2>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-full\"><img decoding=\"async\" width=\"380\" height=\"242\" src=\"http:\/\/laboratoryinfo.com\/wp-content\/uploads\/2020\/01\/Cold-room.jpg\" alt=\"Cold room\" class=\"wp-image-3444\" srcset=\"https:\/\/laboratoryinfo.com\/wp-content\/uploads\/2020\/01\/Cold-room.jpg 380w, https:\/\/laboratoryinfo.com\/wp-content\/uploads\/2020\/01\/Cold-room-300x191.jpg 300w, https:\/\/laboratoryinfo.com\/wp-content\/uploads\/2020\/01\/Cold-room-20x13.jpg 20w\" sizes=\"(max-width: 380px) 100vw, 380px\" \/><\/figure><\/div>\n\n\n\n<p class=\"has-text-align-center\">It has a closed air circulation system and is not ideal for storing dry ice, flammables, or liquid chemicals.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">50. No Gloves<\/h2>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-full\"><img decoding=\"async\" width=\"250\" height=\"143\" src=\"http:\/\/laboratoryinfo.com\/wp-content\/uploads\/2020\/01\/No-Gloves-lab-symbol.jpg\" alt=\"No Gloves lab symbol\" class=\"wp-image-3443\" srcset=\"https:\/\/laboratoryinfo.com\/wp-content\/uploads\/2020\/01\/No-Gloves-lab-symbol.jpg 250w, https:\/\/laboratoryinfo.com\/wp-content\/uploads\/2020\/01\/No-Gloves-lab-symbol-20x11.jpg 20w\" sizes=\"(max-width: 250px) 100vw, 250px\" \/><\/figure><\/div>\n\n\n\n<p class=\"has-text-align-center\">This sign indicates that gloves must be removed before handling things like lab notebooks, writing instrument, answering phones, holding doorknobs, or before leaving the work area to avoid spreading chemicals.<\/p>\n\n\n\n<blockquote class=\"wp-block-quote\"><p style=\"text-align: center;\">Also see : <a href=\"https:\/\/laboratoryinfo.com\/lab-safety-rules-and-precautions\/\" target=\"_blank\" rel=\"noopener noreferrer\"><strong>Lab safety rules and precautions<\/strong><\/a><\/p><\/blockquote>\n\n\n\n<p><strong>References<\/strong><\/p>\n\n\n\n<ol><li><em>https:\/\/www.mynewlab.com\/blog\/a-visual-guide-to-science-safety-symbols-in-a-laboratory\/<\/em><\/li><li><em>https:\/\/safety.lovetoknow.com\/Slideshow:Lab_Safety_Symbols<\/em><\/li><li><em>https:\/\/cryostarindustries.com\/7-common-lab-safety-symbols\/<\/em><\/li><li><em>https:\/\/bitesizebio.com\/28135\/safety-comes-first-common-laboratory-signs\/<\/em><\/li><li><em>https:\/\/www.thoughtco.com\/science-laboratory-safety-signs-4064202<\/em><\/li><li><em>https:\/\/owlcation.com\/stem\/Laboratory-Signs-and-Symbols-and-Their-Meanings<\/em><\/li><li><em>https:\/\/www.slideshare.net\/aalleyne\/lab-safety-symbols-amp-definition-64925053<\/em><\/li><\/ol>\n","protected":false},"excerpt":{"rendered":"<p>We have to deal with different types of chemicals, lab equipments and potentially dangerous clinical specimens in the laboratory. So, each laboratory personnel must be aware of common laboratory hazards, accidents and safety measures to prevent them. Following symbols warn of possible dangers in the laboratory to help the lab professionals keep safe and informed&#8230;.<\/p>\n","protected":false},"author":4,"featured_media":203,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"rank_math_lock_modified_date":false,"_kad_post_transparent":"","_kad_post_title":"","_kad_post_layout":"","_kad_post_sidebar_id":"","_kad_post_content_style":"","_kad_post_vertical_padding":"","_kad_post_feature":"","_kad_post_feature_position":"","_kad_post_header":false,"_kad_post_footer":false,"footnotes":""},"categories":[2,11,4,9,5],"tags":[],"acf":[],"_links":{"self":[{"href":"https:\/\/laboratoryinfo.com\/wp-json\/wp\/v2\/posts\/186"}],"collection":[{"href":"https:\/\/laboratoryinfo.com\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/laboratoryinfo.com\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/laboratoryinfo.com\/wp-json\/wp\/v2\/users\/4"}],"replies":[{"embeddable":true,"href":"https:\/\/laboratoryinfo.com\/wp-json\/wp\/v2\/comments?post=186"}],"version-history":[{"count":0,"href":"https:\/\/laboratoryinfo.com\/wp-json\/wp\/v2\/posts\/186\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/laboratoryinfo.com\/wp-json\/wp\/v2\/media\/203"}],"wp:attachment":[{"href":"https:\/\/laboratoryinfo.com\/wp-json\/wp\/v2\/media?parent=186"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/laboratoryinfo.com\/wp-json\/wp\/v2\/categories?post=186"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/laboratoryinfo.com\/wp-json\/wp\/v2\/tags?post=186"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}