A brief intro to types of fire extinguisher.
I see a lot of fire extinguishers with “ABC” on their labels; does this mean they can extinguish these 3 classes of fires?
Yes but the hazard you wish to protect should be taken into consideration. Since ABC extinguisher contents are dry chemical, if used on an electrical fire such as a computer the fire might be extinguished but the nature of the dry chemical will corrode sensitive electrical components. There are many types of fire extinguishers designed for specific hazards.
So are A, B and C the only types of fire classifications?
No, there are two other specialty classes:
Class D fires involve combustible metals such as magnesium, titanium, potassium and sodium which react violently when introduced to water or other chemicals.
The other is Class K. NFPA 10 defines Class K fires as fires in cooking appliances that involve combustible cooking media such as animal fats…
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