A portable dry chemical fire extinguisher discharges by

Sweep from side to side. 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 …

A portable dry chemical fire extinguisher discharges by __________. A) pressure from a small CO2 cartridge on the extinguisher. B) gravity when the extinguisher is turned upside down. C) air pressure from the hand pump attached to the extinguisher. D) pressure from the reaction when water is mixed with the chemical. loading answer…

Portable Dry Chemical Fire Extinguishers – DELIVEROOL

Fireboy-Xintex portable dry chemical fire extinguishers are UL approved, ABC rated (wood, paper, fuel, chemical and electrical) and include accessories as listed. … A heavy-duty USCG approved marine / vehicle bracket for mounting an extinguisher in a boat or motor vehicle is included with the 2.5 and 5.5 lb (VM) models. A heavy duty marine …

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Portable. Description. Dry Chemical Powder Fire Extinguishers are the most widely used type of fire extinguisher. They discharge a fine powder that absorbs fuel molecules, depriving the fire of a fuel source. Features – Easy grip control …

What is a dry chemical powder fire extinguisher?

Dry Chemical Powder Fire Extinguishers are the most widely used type of fire extinguisher. They discharge a fine powder that absorbs fuel molecules, depriving the fire of a fuel source.

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 long does it take for a dry chemical extinguisher to discharge?

The approximate discharge time for 10 to 20 pounds of dry chemical ranges from 10 to 25 seconds. Once activated, can an ABC extinguisher be turned off? Yes, stop squeezing the trigger and the dry chemical stream will stop. This may be appropriate if you must reposition yourself in relation to the fire. How does the dry chemical put out a fire?

What are the advantages and disadvantages of dry chemical fire extinguishers?

What are the advantages and disadvantages of ABC, dry chemical fire extinguishers? The multi-purpose chemical, monoammonium phosphate, is corrosive and damages computers and electronic equipment. The corrosive action may be slow and not evident for several months.

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