

Generally, there are six classes of fires that may occur in homes and workplaces. Fire extinguishers are classified and labelled with standard symbols or letters to indicate the type of fire they are designed to extinguish.
| Fire Class | Description |
|---|---|
| A | Fires involving ordinary combustible solid materials, usually organic in nature, such as wood, paper, cloth, and rubber. These fires normally produce glowing embers. |
| B | Fires involving flammable liquids such as petrol, diesel, paint, varnish, solvents, and similar substances. |
| C | Fires involving flammable gases or vapours such as hydrogen, methane, propane, oxy-acetylene, and LPG (Liquefied Petroleum Gas). |
| D | Fires involving combustible metals such as magnesium, aluminium, sodium, potassium, and similar metals. |
| E | Fires involving energised electrical equipment. |
| F | Fires involving cooking oils and fats. |
Simple Steps to Use a Fire Extinguisher (APA):