CHEMICAL HAZARD
LABELHEALTHSPECIALREACTIVITY(STABILITY)FLAMMABILITY
Hazard Numbering System234Flammable vapor which burns
readilySubstance is stable
Sample of HAZARD LABEL
Other Chemical SymbolsFlammable Any substance that will burn if
exposed to an open flame.
Explosive A substance that may explode if exposed to heat or
flame.
Chemical Hazard DefinitionsToxic/Poison A substance that can
lead to death if inhaled, ingested, or absorbed by the skin.
Corrosive A substance that can destroy or burn living tissue and
can eat away at other materials.
Chemical Hazard Symbols and DefinitionsIrritant - A substance
that causes inflammation upon contact with skin or mucous
membranes.
Environmental - Substances that are harmful to the environment.
They must be disposed of properly, not washed down the drain.
Waste DisposalFirst ask your teacher where/how to dispose of
waste.Never pour anything down the drain unless you are told to do
so.A waste bottle will be supplied for substances that cannot go
down the drain
Reasons for proper waste disposalHazardous chemicals down the
drain can lead to pollution of ground water, lakes, rivers,
etc.Plants and animals will die if they are exposed to hazardous
chemical waste.Serious health problems will become present in
people if hazardous waste finds its way into drinking water.
Material Safety Data Sheet A document containing information
regarding the properties and hazards of a particular chemical.
What is the purpose of MSDS?To educate people how to safely
handle chemicals and consumer products.To alert people to
information not provided on labels of chemicals and consumer
products.
Information found on a MSDSHazardous IngredientsPreparation
InformationProduct InformationPhysical DataFire or Explosion
HazardReactivity DataToxicological PropertiesPreventive
MeasuresFirst Aid Measures
1. Gives information about the product and company2. Identifies
the ingredients3. Describes characteristics and environmental
hazards
4. Describes fire and explosive properties and fire-fighting
instructions
5. includes emergency and first aid procedures. 6. describe
conditions that may result in a potentially hazardous reaction 7.
Describes clean-up and disposal procedures
8. Describes safety attire and precautions9. describe special
precautions
