chemical safety. science safety symbols symbols you may find when doing labs that alert you to work...
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Chemical Safety
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Science Safety Symbols
• Symbols you may find when doing labs that alert you to work carefully.
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Safety Symbol Whiteboard Review
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Biohazard!
A. BreakageB. Plant SafetyC. BiohazardD. Poison
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Safety Goggles!
A. General Safety AwarenessB. Safety GogglesC. BreakageD. Animal Safety
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Electric Shock!
A. PoisonB. Corrosive ChemicalsC. Sharp ObjectsD. Electric Shock
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Animal Safety!
A. Plant SafetyB. FumesC. Animal SafetyD. Disposal
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Breakage!
A. BreakageB. Plastic GlovesC. Physical SafetyD. Disposal
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Plastic Gloves!
A. Corrosive ChemicalsB. Heat Resistant GlovesC. DisposalD. Plastic Gloves
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Fire Extinguisher Classification Symbols
• Class A – used to extinguish flames on ordinary combustibles (wood, cloth, paper)
• Class B – used to extinguish flames on liquids (liquids, grease, gases)
• Class C – electrical equipment (things you plug in to the wall)
• Class D – fires involving metals (magnesium, titanium)
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NFPA Chemical Hazard Labels• The National Fire Protection Association has developed a
color coded, numerical system for indicating hazards of chemicals.
• Diamond symbol is divided into 4 types of hazards:– Health Hazards (blue)– Flammability Hazards (red)– Reactivity Hazards (yellow)– Special Hazards (white)
• Levels of hazard (0-4)– 0 is not hazardous, 4 is extremely
hazardous
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MSDS
• Material Safety Data Sheets – provide more detailed information regarding chemical safety– Chemical Composition (what’s it made of?)– Hazards– First Aid & Exposure– Storage