Foam fire extinguisher uses: • Fires involving flammable solids, such as paper, wood, and textiles (‘class A’ fires) • Fires involving some flammable liquids, such as petrol, diesel, and paint (‘class B’ fires) • Fires involving electrical appliances IF the extinguisher has passed the 35kv conductivity test.
Foam fire extinguishers were designed for use on Class A and Class B fires. Class A fires are those lit on solids, such as paper, wood, and furniture. Class B fires are those ignited on flammable liquids, including fuels, solvents, and paint. The only drawback to using this type of extinguisher is that it can be messy.
Fire Extinguisher Foam – What Is That Stuff?
What Types of Fires Does Fire Extinguisher Foam Put Out? Foam fire extinguishers are used on Class A and Class B fires. Class A fires are fires from carbon-based solids like paper, wood, or cloth. Class B fires are …
Foam fire extinguishers are one of the most common types of fire extinguisher, and are generally used for fires involving flammable solids and liquids. Foam fire extinguishers create a cooling blanket effect, smothering burning materials and preventing re-ignition. It is not for use on chip pan fires unless they are described specifically as class F …
People Also Ask what type of fire is a foam extinguisher used for
What are the different types of foam fire extinguishers?
Foam extinguishers are one of the most common types of fire extinguisher. 1 • AFFF foam fire extinguishers. 2 • AFFF fire extinguishers. 3 • Spray foam fire extinguishers. 4 • CREAM coloured label printed on the body stating ‘Foam’. 5 • Should be identified by an extinguisher ID sign fixed nearby – ‘Foam Extinguisher’. More items
How do foam fire extinguishers stop flammable liquid fires?
This prevents the fire re-igniting. It also allows foam fire extinguishers to put out flammable liquid fires, by creating a barrier between the liquid’s surface and the flames.
What type of fire extinguishers are used for Class A fires?
F oam fire extinguishers are used on Class A and Class B fires. Class A fires are fires from carbon-based solids like paper, wood, or cloth. Class B fires are fires from flammable liquids like petrol, diesel, paraffin, or oil. Usually, foam-based fire extinguishers are most suited to putting out liquid fires like gasoline or diesel.
Are fire extinguisher foams toxic?
The foams from a fire extinguisher are usually non-toxic. However, they leave behind chemicals that can irritate your lungs, eyes, and throat and are possibly carcinogenic in high concentrations and prolonged exposure.
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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