Classifications
of hazardous wastes :
• 1) Kinds of substance
Flammable liquids petrol
Flammable
solids Mg
OxidantsNH4NO3 Explosives TNT
Corrosives HCl Poisons DDT Radioactives
239Pu
• 2)
Characteristics of substance
Ignitability
petrol Reactivity TNT Corrosivity
HCl Toxicty
DDT Radioactivity
239Pu
• 3) EPA Listings
Priority toxic chemicals
are listed with Environment
Australia in the National
Pollutant
Inventory (NPI). At the moment
there are 90 chemicals.
TNT =
2,4,6-trinitrotoluene