Class fire extinguisher is based on the classification given to the various types of fires. For extinguishing purposes fire is classified under the British Standard EN-2
Class A fire occurred in a solid material which is usually organic in nature (material containing carbon compounds) and usually will produce glowing embers. These materials include wood, textiles, curtains, furniture and plastics. Class A fires can be extinguished using water fire extinguishers, the red and will have a classification A. A tool with firefighters from a class can only be used on Class A fires. If you want to know about firemans’ choice for fire safety then check online.
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However, water can not be used on all types of fires. This is because the water is conductive. You are most likely to find these types of extinguishers in stockrooms, schools, offices, and at home. These tend to be the least expensive of the equipment due to the fact that water is the only material used.
A Class A fire was also extinguished using foam fire extinguisher, which is a cream color code.
Cream coded equipment can also be used on Class B fires, the fires involving flammable liquids. foam equipment to work with tame the fire in order to prevent re-flashing. On Ignition Class B foam floats in a flammable liquid, the liquid such as gasoline, oil, paint, and paint thinner. Class fire extinguisher is not recommended for use in the home, and instead likely to be found in the garage, vehicle, workshop, and some factories.
To use the extinguisher foam, do not aim the jet directly into the liquid. Conversely, if the fire is in a container, a point near the surface of the liquid jet on fire. Then allow the foam to build the entire fluid. extinguishing foam forming a film on the surface of the burning liquid. In the combustible material solid cooling measures take over a much broader application than water does.