Hazardous materials
Classes of Hazardous Materials
- Class 1: Explosives
- Class 2: Gases
- Class 3: Flammable and combustible liquids. A flammable liquid has a flashpoint of not
more than 60 degrees C (140 F). A combustible liquid has a flash point above 60.5 degrees
C ( 141 F) and below 93 degrees C (200 F).
- Class 4: Flammable solids
- Class 5: Oxidizers and organic peroxides
- Class 6: Poisons
- Class 7: Radioactive materials. A material, liquid or solid, that causes visible
destruction or irreversible alteration to human skin or a liquid that has a severe
corrosion rate on steel or aluminum.
- Class 9: Miscellaneous. A material which presents a hazard during transport, but which
is not included in any other hazard class (such as a hazardous substance or a hazardous
waste).
- ORM-D: Other regulated material. A material which, although otherwise subjected to
regulations, presents a limited hazard during transportation due to its form, quantity and
packaging.
More information
Information about handling of specific hazardous chemicals (MSDS standard sheets).
General information about Occupational Health
and Safety, courtesy of OSHA.
Go to Receiving home page