Definition of fire extinguisher. : a portable or wheeled apparatus for putting out small fires by ejecting extinguishing chemicals.
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 otherwise requires the equipment, personnel, resources and/or expertise of a fire brigade. Typically, …
What is a Fire Extinguisher? – Definition from safeopedia
Fire extinguishers are portable devices used to extinguish small fires or reduce their destruction before firefighters arrive at the scene. These are kept handy at places, namely fire points, in buildings, factories, public paces or transportation.
fire-extinguisher noun a portable device for extinguishing fires, usually consisting of a canister with a directional nozzle used to direct a spray of water, chemically generated foam, inert gas, …
People Also Ask a fire extinguisher definition
What is a fire extinguisher?
fire extinguisher. noun. : a portable or wheeled apparatus for putting out small fires by ejecting extinguishing chemicals.
Why is fire extinguisher not effective on Class A fires?
This agent is not generally effective on class A fires because the agent is expended and the cloud of gas dissipates quickly, and if the fuel is still sufficiently hot, the fire starts up again. While liquid and gas fires do not usually store much heat in their fuel source, solid fires do.
What is the difference between gas and aerosol fire extinguishers?
To the difference of gaseous suppressants, which emit only gas, and dry chemical extinguishers, which release powder-like particles of a large size (25–150 µm) condensed aerosols are defined by the National Fire Protection Association as releasing finely divided solid particles (generally <10 µm), usually in addition to gas.
What is a fire extinguisher sign?
Fire extinguisher signs. Fire extinguisher identification signs are small signs designed to be mounted near a fire extinguisher, in order to draw attention to the extinguisher’s location (e.g., if the extinguisher is on a large pole, the sign would generally be at the top of the pole so it can be seen from a distance).
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What is FIRE EXTINGUISHER? What does FIRE EXTINGUISHER mean? FIRE EXTINGUISHER meaning Video Answer
Reference:
https://www.usfa.fema.gov/
https://en.wikipedia.org/wiki/Fire_extinguisher