What kind of fire can dry chemical extinguish

Live. •. Best Answer. The dry chemical fire extinguishers are able to put out fires caused by oil, textiles, paper, liquid, and electrical issues. This is the perfect fire extinguisher to have on hand to take care of a variety of fires safely and efficiently. Which chemical is used in fire extinguishers?

There are four basic operating steps. Think of the word "PASS" to remember the steps. Pull the pin. Holding the extinguisher by the handle with the nozzle pointing away from you, pull out the pin located below the trigger. Note: Lifting …

What is a Dry Chemical Fire Extinguisher? | Exact Recon

A dry chemical fire extinguisher is a fire extinguisher designed to put out fires of several types. They contain chemicals that can smother flames and coat fuel with a thin layer of dust. That helps extinguish fires on the spot.

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What is a dry chemical fire extinguisher?

What types of fires can be extinguished with multi-purpose chemical extinguishers?

What types of fires can be extinguished with multi-purpose, dry chemical extinguishers? Class A fires which involve "ordinary combustibles" such as wood, paper, cloth, rubber and many plastics. Class B fires which involve flammable liquids, oils, greases, tars, oil-based paints and flammable gases.

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How does the dry chemical put out a fire?

How does the dry chemical put out a fire? The dry chemical works by blanketing the fuel (burning materials) and interrupting the chemical chain reaction at the fuel’s surface. To a lesser extent, it dilutes the oxygen content of the air around the fire and absorbs heat.

How do you use a fire extinguisher to stop a fire?

As the dry chemical is expelled, sweep the hose from side to side. As the fire closest to you goes out, you may move closer to the fire and continue the sweeping motion until the fire is extinguished. Continue discharging to prevent reignition. Remember, hold or place the extinguisher upright.

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