How foam fire extinguishers works: Foam fire extinguishers work in 2 ways. They are mainly water-based and so have the same cooling effect as water extinguishers, putting the fire out by lowering the temperature. They contain ‘Aqueous Film Forming Foam’ (this is why they are also known as AFFF foam extinguishers).
How to Clean Up Fire Extinguisher Foam? 1. Wear Protective Gear. Wearing plastic or disposable gloves before starting the cleaning process is crucial. Gloves will keep your hands clean of … 2. Soak the Foam with Paper …
Foam fire extinguishers – colours and uses explained
Also known as: • AFFF foam fire extinguishers. • AFFF fire extinguishers. • Spray foam fire extinguishers. • CREAM coloured label printed on the body stating ‘Foam’. • Should be identified by an extinguisher ID sign fixed nearby – ‘Foam Extinguisher’.
Learning how to use the fire extinguisher is very important. There are four simple steps that must be followed. First, pull the pin that is on top of the extinguisher. Next, aim the nozzle at the base of the fire, not at the flames themselves. This is important because you need to take away the source of the fuel.
People Also Ask how does a foam extinguisher put out a fire
How do foam extinguishers put out fires?
To understand how foam extinguishers put out fires, we need to know how fires burn in the first place. There are four elements to a burning flame: heat, fuel, air or oxygen, and a chemical chain reaction. Interfering with any of these elements can stop the fire.
Is it safe to consume the foam from a fire extinguisher?
Because of certain safety risks that are associated with consuming the residue of the foam from a fire extinguisher, make sure you adhere to the following protective measures:
What is the difference between water and foam fire extinguishers?
They are mainly water-based and so have the same cooling effect as water extinguishers, putting the fire out by lowering the temperature. They contain ‘Aqueous Film Forming Foam’ (this is why they are also known as AFFF foam extinguishers).
How do you use a fire extinguisher on a liquid?
Where the liquid on fire is contained, point the extinguisher at the inside edge of the container. If it’s not contained, spray with a gentle, sweeping movement across the TOP of the fire, or against an adjacent surface. This way the foam will drop down and settle on the top of the burning liquid.
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Fire Safety Training – How to Use a FOAM Fire Extinguisher Video Answer
Reference:
https://www.usfa.fema.gov/
https://en.wikipedia.org/wiki/Fire_extinguisher