What does a b c mean on a fire extinguisher

Fire extinguishers are classified by fire type. The A, B, C rating system defines the kinds of burning materials each fire extinguisher is designed to fight. The number in front of the A, B, or C indicates the rating size of fire the unit can extinguish. To achieve a Class “A” rating, the extinguisher must be capable of putting out the wood crib, wood panel and excelsior …

The letter on a fire extinguisher indicates its classification: Class A puts out ordinary combustible fires (wood, paper, plastic, etc.) Class B puts out flammable liquid fires (oil, gas, petroleum, etc.) Class C puts out electrical fires. Class D puts out combustible metal fires (magnesium, titanium, potassium, sodium, etc.)

What does ABC mean on a fire extinguisher? – AskingLot.com

ABC is an acronym for an extinguisher certified as A, B and C type fires. A is common fuels like wood, B is for flammable liquids and C is for charged electrical fires. DCP stands for dry chemical powder which is inside the extinguisher and is actual fire suppressent. Basically DCP is a type of ABC extinguisher.

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Answer (1 of 16): Hello there Harinayan, There are more than the letters A, B, C on fire extinguishers. There is also D and F or K. These letters let the user know what class fire they can fight using that particular extinguisher. Class A – Wood, paper, cloth, …

What does a and B stand for in fire extinguishers?

The “A” stands for “Effective on burning solids.” eg. Automotive interiors. The “B” stands for “Effective on flammable liquids.” eg. gasoline and burning rubber.

What does class a mean on a fire extinguisher?

Here’s how it works: The Class A size rating represents the water equivalency. Each number represents 1 ¼ gallons of water. For instance, 2A means the extinguisher is just as effective as 2 ½ gallons of water. 4A is equivalent to 5 gallons of water.

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