Foam: These extinguishers work on both Class A and B fires. The foam agent works on Class B fires by separating the fuel and the oxygen by creating a seal on the surface of the flammable liquid. However, these extinguishers will only be effective when the flammable liquid is not free-flowing.
Dry Chemical Fire Extinguishers. The standard dry powder extinguishers can be used for class A, class B and class C fires. This type of fire extinguisher is usually used for fires caused by various organic materials including wood, coal, textiles, fabrics, cardboard and paper.
What is Class B Fire Extinguisher Used For?
CO2: Carbon dioxide is a fire extinguisher that operates based on a Class B flame by extinguishing CO2 to stop the flame, thus removing the oxygen needed to keep the flame burning.. It also helps in the removal of the heat as the discharge is extremely cold.
There is no single fire extinguisher which works on all classes of fire. What are the different classes of fire? There are six different classes (or types) of fire. There are: Class A – combustible materials caused by flammable solids such as wood, paper, and fabric. Class B – flammable liquids such as petrol, turpentine or paint.
People Also Ask what extinguisher to use on a class b fire
What are the five classes of fire extinguishers?
These include:Class A – a fire started with normal combustibles such as wood, paper, and cloth.Class B – a fire started with flammable and combustible liquids and gases such as gasoline and paints.Class C – a fire started by energized electrical equipment such as power transmission cables or wiring.
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What are the classifications of fire extinguishers?
Class A. Extinguishers rated for class A fires are acceptable for dealing with ordinary combustibles, including wood, paper, textiles, and some plastics. …Class B. Extinguishers marked with a square containing the letter B are acceptable to use with flammable liquid and gas fires, including oil and gasoline. …Class C. …Class D. …Class K. …
What are the 5 most commonly used fire extinguishers?
What You Need to Know Before Purchasing a Fire Extinguisher in CalgaryClassifications of Fire Extinguishers There are 5 classifications of fire extinguishers and you read all about Class A, B, and C in the descriptions of the extinguishers above. …Sizes of Fire Extinguishers The most common sizes of fire extinguishers are 2lbs, 5lbs, and 10lbs. …Pressure Gauge of Fire Extinguishers
What type of fire extinguisher is the best?
What Type of Extinguishers Are There?Water Fire Extinguishers. When tackling a fire in the home where the fuel is paper or wood, using a water extinguisher is good as it drenches the material and eliminates …Foam Fire Extinguishers. …Carbon Dioxide Fire Extinguisher. …Wet Chemical Fire Extinguisher. …Dry Water Mist Extinguishers. …Dry Powder Extinguishers. …
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Class B Fire Extinguisher training #2 Video Answer
Reference:
https://www.usfa.fema.gov/
https://en.wikipedia.org/wiki/Fire_extinguisher