Explosives with a mass explosion hazard example TNT, dynamite, nitroglycerin.
Explosives with a severe projection hazard.
Explosives with a fire, blast or projection hazard but not a mass explosion hazard.
Minor fire or projection hazard (includes ammunition and most consumer fireworks).
Extremely insensitive articles.
Flammable gas – gases which ignite on contact with an ignition source example acetylene, hydrogen.
Non flammable gases – gases which are neither flammable nor poisonous example oxygen, nitrogen, neon.
Poisonous gases – gases liable to cause death or serious injury to human health if inhaled example fluorine, chlorine, hydrogen cyanide.
Highly flammable liquids with a boiling point below 35 degree Celsius example diethyl ether, carbon disulfide.
Flammable liquids with a flashpoint of less than 23 degree Celsius and boiling point above 35 degree Celsius example petrol, acetone.
Liquids with a flashpoint above 23 degree Celsius but not exceeding 61 degree Celsius and a boiling point greater than 35 degree Celsius example kerosene.
Spontaneously combustible substances example aluminium alkyls, white phosphorus.
Poisonous substances which are liable to cause death or serious injury to human health if inhaled, swallowed or by skin absorption example potassium cyanide, mercuric chloride, hydrofluoric acid.