A fire extinguisher is an active fire protection device used to extinguish or control small fires, often in emergency situations. It is not intended for use on an out-of-control fire, such as one which has reached the ceiling, endangers the user (i.e., no escape route, smoke, explosion hazard, etc.), or
The first fire extinguisher of which there is any record was patented in England in 1723 by Ambrose Godfrey, a celebrated chemist at that time. It consisted of a cask of fire-extinguishing liquid containing a pewter chamber of
What is Fire Extinguisher: Definition, Classes, Types, …
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How to put out a fire with a fire extinguisher?
Copy Link URL Copied! Copy Link URL Copied! A pair of “quick-thinking” passersby used fire extinguishers to put out a small fire Sunday in front of a business near Point Loma, the San Diego Fire-Rescue Department said. The fire was reported about 4:40 p.m. on Scott Street near Shelter Island Drive, the fire department said.
How to use a fire extinguisher safely and effectively?
Using a fire extinguisherPull: Pull the pin, this will break the tamper seal.Aim: Aim low, pointing the nozzle or hose at the base of the fire. …Squeeze: Squeeze the handle to release the extinguishing agent.Sweep: Sweep from side to side at the base of the fire, the fuel source, until the fire is out.
What is the proper use of a fire extinguisher?
P stands for pull the pin on the fire extinguisher. This will also break the tamper seal, a small device that prevents the pin from coming out accidentally.A stands for aim the nozzle or hose at the base of the fire. …S stands for squeeze the handle to release the extinguishing materials.S also stands for sweep the nozzle from side to side. …
What happens if a fire extinguisher is overcharged?
When and why do fire extinguishers need to be recharged?Fire extinguishers need to be recharged immediately after each use. …Fire extinguishers need to be recharged periodically throughout their life, even if they haven’t been used. …Extinguishers can also need to be internally examined or recharged due to damage or other environmental factors that may result in them becoming depressurized.
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How Fire Extinguishers Work Video Answer
Reference:
https://www.usfa.fema.gov/
https://en.wikipedia.org/wiki/Fire_extinguisher