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Person putting out a fire using a Kidde Fire Extinguisher.

What are the fire extinguisher classes?

Learn about fire extinguisher classes: Class A (common combustibles), Class B (flammable liquids), Class C (electrical equipment), Class D (combustible metals), and Class K (cooking oils).

Person putting out a fire using a Kidde Fire Extinguisher.

What are the fire extinguisher ratings?

Understand fire extinguisher ratings: Numbers 1-10 before A indicate the size of Class A fires it can handle; 10-80 before B for Class B fires; C signifies non-conductivity.

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