14 10 20 68 acid type soda write a note on fire extinguisher
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A fire extinguisher is an active fire protection device used to extinguish or control small fires, often in emergency situations. Typically, a fire extinguisher consists of a hand-held cylindrical pressure vessel containing an agent that can be discharged to extinguish a fire.
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The active material may be a powder such as potassium bicarbonate (KHCO3), liquid water, an evaporating fluorocarbon or the propelling agent itself. ... In these situations, fire extinguishers use different materials--ones that flood a protected compartment with a fire-fighting gas.
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