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Safety Terminology
Question | Answer |
---|---|
Acute | harm will appear shortly after exposure |
Chronic | harm may take a prolonged period to become appartent |
Carcinogen | may cause cancer |
Corrosive | damages human tissue (skin, eyes) |
Irritant | causes an inflammatory reaction in human tissue |
LD 50 | median lethal dose typically expressed as milligrams of chem. per kil of body |
Mutagen | causes changes in DNA |
Sensitizer | causes an allergic reaction |
Tetragen | causes malformations in embryos or fetuses |
Toxin | causes death death at any LD 50 value |
Highly Toxic | causes death at lower LD50 values |
Hepatotoxin | damages the liver |
Nephrotoxin | damages the kidneys |
Neurotoxin | damages the nervous system |
Health Hazards | material for which there is evidence that they may harm to human health |
Physical Hazard | materials that can cuase damage to the phyical environment |
Combustible | may support fires |
Explosive | may causes explosions when exposed to heat, electricity, etc. |
Flammable | may support fires at lower concentrations that a combustible material |
Oxidizer | causes a reaction that results in oxidation |
Pyrophoric | may spontaneously burst into flames when exposed to air |
Water-Reactive | may spontaneously burst into flames or release toxic material when exposed to water or high humidity |