“Hazardous material” can be defined as any material that, because of its quantity, concentration, or physical or chemical characteristics, may pose a real hazard to human health and/or the environment.
Hazardous materials include the following categories...
Flammable/ Combustible Material
Toxic Material
Corrosive Material
Oxidizers
Special regualtions usually cover specific materials considered hazardous including mercury, asbestos, propellants, bulk fuels, ammunition, medical waste and chemical, biological, and radiological materials.
HazMat (Hazardous Materials) spill control training that includes use of chemical protection suits, clear up procedures and de-contamination of personnel and the environment.