unit 1 chem test

Asphyxiant

Causing a lack of oxygen to the blood

Caustic

substances eat away living tissue

Corrosive

substances eat away material (usually metal, but not always!) is a more general term

Flash Point

The temperature where a material releases a vapor that can be ignited by a flame or spark

Acute Health Hazard

have immediate effects on the body,

Chronic Health Hazard

have a long-lasting effect on the body (usually due to long term exposure)

Irritant

Substance that causes inflammation or discomfort to the tissue

Mutagen

Substance that causes a cellular change in DNA

Oxidizer

A substance that facilitates or brings about a reaction with oxygen; may cause fires or flames to get bigger

Stability

Substances that “sit at low energy states” and tend not to react

Reactivity

How easily a substance undergoes a chemical change

Combustible

able to be ignited (SOLIDS)

Explosive

reacts violently, releasing light sound and gas

Flammable

easily set on fire (LIQUIDS)

Pyrophoric

can spontaneously ignite in air or WITH FRICTION

Hemolytic

A substance that can damage blood cells

Volatile

Liquid substance that evaporates readily at normal temperatures

Density equation

D=m/v

1mL=

1 cm cubed