A fire extinguisher foam is a low-density fluid made up of small air-filled water bubbles. Essentially, it has three ingredients mixed in specific proportions: water, foam, and air. Foam extinguishers carry a cream-colored label, whereas wet chemical and water mist fire extinguishers may have labels of yellow and white colors, respectively.
Foam fire extinguishers are one of the most common types of fire extinguisher, and are generally used for fires involving flammable solids and liquids.
A Guide to the Foam Fire Extinguisher – EvolutionFire
Foam extinguishers can be used just like any fire extinguisher. Simply follow the PASS technique: Pull the Pin. Aim it at the fire. Squeeze the handle. Sweep from side to side. Learn more about how to use a fire extinguisher.
Foam fire extinguishers work in 2 ways. Firstly, they are mainly water-based and so have the same cooling effect as water extinguishers, putting the fire out by lowering the temperature. Secondly, they contain ‘Aqueous Film Forming Foam’ (this is why they are also known as AFFF foam extinguishers). AFFF works by smothering the fire and …
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What is a foam fire extinguisher?
One of them is a foam fire extinguisher. Foam fire extinguishers differ from other fire extinguishers because they ensure that the inflamed surfaces remain cool long after the fire has been put out. While this prevents the fire from reigniting, the foam is a hassle to clean up and might even be toxic.
How do I know if my fire extinguisher is foam?
How is a foam fire extinguisher identified? You can identify foam fire extinguishers by colour on them, foam fire extinguishers should have a red body and an agent-specific colour code band covering between 5-10% of the surface relating to the extinguisher’s contents, foam fire extinguishers feature a cream label.
What type of fire extinguisher is best for your premises?
Foam fire extinguishers are the ideal extinguishers for premises with multiple fire risks, such as: In fact, most premises benefit from having foam extinguishers and these are frequently recommended, especially when paired with CO2 extinguishers for use on electrical fires.
What is a liquid fire extinguisher and how does it work?
It also allows foam fire extinguishers to put out flammable liquid fires, by creating a barrier between the liquid’s surface and the flames.
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Fire Extinguisher Types | Foam Spray Extinguisher | iHASCO Video Answer
Reference:
https://www.usfa.fema.gov/
https://en.wikipedia.org/wiki/Fire_extinguisher