class b fires use the following as fuel
The fuel for a Class B is a combustible gas or liquid. The use of lighter fluid on a charcoal grill for example creates a Class B fire.
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Magnesium sodium and zinc.
. For example propane natural gas gasoline and kerosene fires are types of Class B fires. In fire classes a Class B fire is a fire in flammable liquids or flammable gases petroleum greases tars oils oil-based paints solvents lacquers or alcohols. Methanol and ethanol Gasoline and diesel Isopropanol Methane Propane Butane Acetone Acetylene.
Flammable liquids such as alcohol ether oil gasoline and grease which are best extinguished by smothering. Electrical equipment appliances and wiring in which the use or a nonconductive extinguishing agent prevents injury. Lithium potassium magnesium titanium zirconium.
Potassium sodium aluminum magnesium. It is common for a class B fire to occur within a work environment such as a mechanics workshop or petrol station some common examples of ignition include discarded cigarette butts or sparks from. Wood paper and cloth.
These fires are most commonly kitchen fires as they involve cooking oils. Any non-metal in a liquid state on fire. Class B fires are caused by flammable andor combustible liquids such as chemical-based cleaning products petrol oils and alcohol.
A class B fire is best extinguished by a lowering the temperature of the burning wood or paper b wetting the burning paper or wood c smothering the burning liquid d lowering the temperature of the burning liquid e creating a chain reaction between the molecules of the burning material. Class B fires are determined by various combustible gases and liquids. Flammable gases such as butane or propane are also common fuel sources in Class B fires.
As alluded to above Class B fires are ones in which flammable liquids andor gases become involved. It is rated to fight Class A B and C fires. Flammable and Combustible Gases.
Any of the following may be the fuel source for a Class B fire. Class B Fire. Cooking Oils and Fats.
Solid combustible materials that are not metals. If you have a metal fire the best way to put this out is to use a dry powder extinguisher only. Grease can also serve as fuel for a Class B fire.
The Class B fire is defined as one that uses a flammable liquid or gas as its fuel base. Combustible liquids and gases The word combustible simply means to ignite or burn and the opposite of it is non-combustible. A Class C agent must.
Gasoline or diesel fuel Propane Butane Methane Acetone Acetylene These materials are typically found in lacquers solvents oils and oil-based paints. They are the fuel source in the fire triangle fuel heat oxygen chemical reaction. A Class B foam extinguisher is effective on all of the following fuels except one.
Common liquid based fuel sources include petroleum based oils and paints kerosene and gasoline. Flammable liquids include gasoline diesel fuel oils tars petroleum greases solvents alcohols and oil-based paints. Use on that class of fire could be unsafe c.
The fire extinguisher has not been tested for use on that class of fire d. As long as its plugged in it would be considered a class C fire. Below is a list of such liquids and gases.
Class B fires use the following as fuel. Gasoline oil grease acetone. Class B - Flammable liquids.
Ordinary solid combustibles such as paper wood cloth and some plastics. Class C - Electrical. A fire extinguisher that uses an ammonium phosphate-based extinguishing agent that is effective on fires involving ordinary combustibles such as wood or paper and fires involving flammable liquids.
Extension cords space heaters toasters hair dryers. Class D - Metals. Some plastics are also Class B fire materials.
Cooking Oils andor Fats. Hydrogen butane methane ethylene. There are four classes of fires.
Water or foam extinguishers will cause these kinds of fires to get worse so be on your guard.
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