What is fire?
It is a chemical process of combustion involving the oxidation of a fuel source at a high temperature. It releases energy and produces heat and light.
Fuel + Oxygen + Heat = Fire
Class Of Fire
According to International Organization for Standardization Classification as follows
Class A fires – combustible materials: caused by flammable solids, such as wood, paper, and fabric
Extinguishing: Class A fire mostly extinguished by water. Class A fire can be smoother by water blanket, glove hand etc.
Class B fires – flammable liquids: such as petrol, turpentine or paint
Extinguishing: Use Foam, D.C.P, Co2
Class C fires – flammable gases: like hydrogen, butane or methane
Extinguishing: Use D.C.P
Class D fires – combustible metals: chemicals such as magnesium, aluminum or potassium
Extinguishing: Use D.C.P
Electrical fires – electrical equipment: once the electrical item is removed, the fire changes
Extinguishing: Use Co2 & D.C.P
Class F & K fires – cooking oils: typically a chip-pan fire
Extinguishing: Use Foam, Co2