How a fire extinguisher works diagram

1) Water extinguishers work mainly by cooling (removing heat), but a dense spray of water droplets also helps to cut off oxygen. 2) Dry …

A release valve acts as a locking mechanism and prevents this gas from escaping. When you pull the safety pin and squeeze the lever, the lever pushes on an actuating rod that presses the valve down to open a passage to the nozzle. The compressed gas is released, applying a downward pressure on the fire-extinguishing material, and pushing it out …

How Fire Extinguishers Work | HowStuffWorks

To use the extinguisher, you pull out the safety pin and depress the operating lever. The lever pushes on an actuating rod, which presses the spring-mounted valve down to open up the passage to the nozzle. The bottom of the actuating …

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The diagrams show how a fire-extinguisher works. The diagram shows a typical design of a fire extinguisher and its operation. Generally, this extinguisher is a sturdy metal cylinder which comprises of some simple components, and is filled with water which is used to extinguish small fires through some uncomplicated steps.

What are the three classes of fire extinguishers?

Understanding fire extinguisher classesClass A extinguishers will put out fires in ordinary combustibles such as wood and paperClass B extinguishers are for use on flammable liquids like grease, gasoline and oilClass C extinguishers are suitable for use only on electrically energized firesClass D extinguishers are designed for use on flammable metals

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.

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How to inspect fire extinguisher in 3 minutes?

With iAuditor, you can:Perform efficient paperless fire extinguisher inspections on your mobile device;Easily attach photo evidence to your fire extinguisher inspection reports;Escalate issues you identify while performing the inspection by assigning corrective actions;Generate complete visual reports and share them instantly; and

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What is a standard fire extinguisher?

The Fire Extinguisher must have an Underwriter’s Laboratories (UL) rating of 10 B:C or more. …Each fire extinguisher must be labeled or marked by the manufacturer with its UL rating.The fire extinguisher must be designed, constructed, and maintained to permit visual determination of whether it is fully charged.

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