1. Class 'A' Fires

Fire involving combustible material such as wood, paper, cloth, rubber, plastic requiring the heat absorbing effects of water, water solutions.

2. Class 'B' Fires

This type of fire involves flammable or combustible liquids greases, petroleum products and similar materials for extinction, a blanketing effect is essential.

3. Class 'C' Fires

Which involves flammable gases, substance under pressure including liquified gasses. Here it is necessary to dilute the burning gasses at very fast rate with an inert gas , Dry chemical powder or co 2 .

4. Class 'D' Fires

Fire involving combustible metals such as Sodium, magnesium, zinc, potassium. These burning metal react with water and water containing agent. These fire requires special media to extinguish such as carbon-di-oxide special dry chemical powder.