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4 Cards in this Set
- Front
- Back
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Class A fire |
Involve common combustible materials such as wood or paper/ Class A fire extinguishers should never be used on an electrical fire |
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Class B fires |
Involve fuel such as grease, combustible liquids, or gases/ Class B fire extinguisher generally employees carbon monoxide, which greatly lowers the temperature of the fuel anddeprives the fire of oxygen |
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Class c |
Involve energized electrical equipment/ C fire extinguishers usually use a dry powder to smother the fire |
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Class d fires |
Consists of burning metal/ class D extinguisher first place a powder on top of the burning metal that forms a crust to cut off the oxygen supply to the metal |
