| CLASS 3 : FLAMMABLE LIQUIDS |
| 3.1 |
Highly flammable liquids with a boiling point below 35 degree Celsius example diethyl ether, carbon disulfide. |
| 3.2 |
Flammable liquids with a flashpoint of less than 23 degree Celsius and boiling point above 35 degree Celsius example petrol, acetone. |
| 3.3 |
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. |
| CLASS 4 : FLAMMABLE SOLIDS |
| 4.1 |
Flammable solids which are easily ignited and readily combustible example nitrocellulose, magnesium, safety or strike-anywhere matches. |
| 4.2 |
Spontaneously combustible substances example aluminium alkyls, white phosphorus. |
| 4.3 |
Substances which emit a flammable gas when wet or react violently with water example sodium, calcium, potassium . |
| CLASS 5 : OXIDIZING AGENTS AND ORGANIC PEROXIDES |
| 5.1 |
Oxidising agents other than organic peroxides example calcium hypochlorite, ammonium nitrate , hydrogen peroxide. |
| 5.2 |
Organic peroxides ,either in liquid or solid form example benzoyl peroxides, cumene hydroperoxide. |
| CLASS 6 : POISONOUS TOXIC AND INFECTIOUS SUBSTANCES |
| 6.1 |
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. |
| 6.2 |
Biohazardous substances example virus cultures, pathology specimens, used intravenous needles. |
| CLASS 7 : RADIOACTIVE SUBSTANCES |
| 7 |
Radioactive substances comprise substances or a combination of substances which emit ionizing radiation example uranium, plutonium. |
| CLASS 8 : CORROSIVE SUBSTANCES |
| 8.1 |
Acids example sulfuric acid, hydrochloric acid . |
| 8.2 |
Alkalis example potassium hydroxide sodium hydroxide. |
| CLASS 9 : MISCELLANEOUS DANGEROUS SUBSTANCES |
| 9 |
Hazardous substances that do not fall into the other categories example asbestos, air-bag inflators, self inflating life rafts, dry ice. |
