ABCs of Fire Extinguishers. Portable fire extinguishers are classified by the type of fires they are designed to extinguish. There are five basic classifications of fuel and extinguishers, and extinguishers are labeled with either letter-shaped or pictorial symbols that indicate what types of fires they are intended for.
Class B fires involve flammable and combustible liquids such as gasoline, alcohol, oil-based paints, lacquers. Therefore, extinguishers with a B rat…
What Is an ABC Fire Extinguisher? – SelectSafety.net
Class A fires involve ordinary combustible materials, such as cloth, wood, paper, rubber, and many plastics. Extinguishers with an A rating are designed to extinguish fires involving these ordinary combu…
Class C fires involve energized electrical equipment. Extinguishers with a C rating are designed for use with fires invol…
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What does an ABC fire extinguisher do?
ABC fire extinguishers use a dry chemical powder called monoammonium phosphate to put out the ABC classes of fire. This dry chemical puts out the fire by coating the flames with a thin layer of dust and blocking the flammable oxygen supply to the source. ABC fire extinguisher sizes range from 2 to 10 pounds.
What fire extinguisher should I buy for my home?
Supply one fire extinguisher for each level of your home, spaced no farther than 40-feet apart. The recommended classes and ratings are 2-A, 10-B and C.For kitchens and vehicles, the recommended classes and rating are 10-B and C.For garages, workshops, home theaters and offices, the recommended classes and ratings are 3-A, 40-B and C.
How do I choose the right fire extinguisher?
Which fire extinguisher types to useClass A fires – water, water mist, foam, dry powder, wet chemicalClass B – water mist, foam, dry powder, CO2, some wet chemicalClass C – water mist, dry powderClass D – specialist dry powderElectrical – water mist, foam, CO2Class F – water mist, wet chemical.
How many fire extinguishers are required and where?
This aticle discusses how many fire extinguishers you need in a specific, designated area. Carrying out a fire risk assessment will determine the number of fire extinguishers needed in a specific location. As a general rule, you must have at least one fire extinguisher to cover 2100 square feet.
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TYPES OF FIRE AND FIRE EXTINGUISHERS | WHICH FIRE EXTINGUISHER TO BE USED ON WHICH CLASSES OF FIRE Video Answer
Reference:
https://www.usfa.fema.gov/
https://en.wikipedia.org/wiki/Fire_extinguisher