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Chemical Safety

NYS Regents Chemistry

TermDefinition
Waft To wave an odor toward your nose to smell it safely
Ventilate To cause air to enter and circulate in an area
Corrosive A chemical that can eat away at (dissolve) metals and body tissues
Flammable Able to burn; easily ignited, even at low temperatures
Combustible Able to burn; but needs to be above 100*F to ignite
Irritant A chemical that bothers the body in a variety of ways
Ingestion The action of eating
Inhalation The action of breathing in
Respiratory Pertaining to your breathing system
Toxic Poisonous, potentially to the point of causing death
Unstable A chemical that is easily changed during storage
Explosive A chemical that burns in a violent and shattering manner.
Oxidizer A chemical that reacts quickly with Oxygen, commonly combustible fuels
Carcinogen Known to cause cancer
Effloresce When a liquid seeps through the cap on its container and forms crystals on the outside of the container.
Volatile A liquid that evaporates easily (you’ll notice its smell in the air)
Nonvolatile A liquid that does NOT evaporate easily (it doesn’t fill the air)
TWA Acceptable chemical exposure during an 8 hour work day
OSHA American agency that oversees work place safety
SDS A document that provides all the important safety info about a chemical, presented in a universal format
PPE The things you wear to keep you safe in lab (goggle, apron, gloves)
GHS Worldwide consistent system for labeling chemicals during manufacturing, storage, transport, and use.
Fuming Giving off a gas (which may or may not be toxic)
Absorption A method of entry into the body that involves passing through skin or mucus membranes
Shelf life the length of time a chemical can be safely stored, without changing chemically or physically
Pictogram a picture that shows the hazards of a chemical
Created by: PRO Teacher etucci
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