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Fire Extinguisher Classes

Fires are classified by the type of material which is burning. The following table shows the fire classes in use in the UK.

Fire ClassClass A Class B Class C Class D *Class F
Fire TypeFree burningFlammable liquids and solidsFlammable gasesFlammable MetalsElectrical Equipment Cooking oils and fats
Example Materialwood, paper, plastics, textiles petrol, diesel, oils, waxes butane, methane, propane magnesium, potassium, sodium computers, electric motors deep fat fryers

* There is no class E category officially in the UK.