Film-forming foam type. AFFF (aqueous film-forming foam) and FFFP (film-forming fluoroprotein) fire extinguishers are rated for use on both Class A and Class B fires. As the name implies, they discharge a foam material rather than a liquid or powder. They are not suitable for use in freezing temperatures.
Five main types of fire extinguishers. Water, water mist or water spray; Foam; Dry Powder – standard or specialist; Carbon Dioxide (‘CO2’) Wet …
What Type of Fire Extinguisher Do I Need? – …
The type of fire extinguisher you need depends on the type of fire you need to put out: Class A Fires – fires caused by combustibles like wood, metal, cloth, paper, rubber, and plastics. Class B Fires – fires caused by …
The foam extinguisher can only be used on Class A and Class B fires only. If used on Class C fires, it will create a shock hazard. Carbon Dioxide. This type of fire extinguisher takes away the oxygen from a fire and removes the heat with a cold discharge. The Carbon Dioxide fire extinguisher should be used on Class B and C fires.
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What type of fire extinguisher should be used on a fire?
The foam extinguisher can only be used on Class A and Class B fires only. If used on Class C fires, it will create a shock hazard. This type of fire extinguisher takes away the oxygen from a fire and removes the heat with a cold discharge. The Carbon Dioxide fire extinguisher should be used on Class B and C fires.
Why is it important to use the right extinguisher for fuel type?
It is important to use the right extinguisher for a fuel type because using an incorrect fire extinguisher can do more harm than good by re-igniting a fire. The Wet Chemical Extinguisher extinguishes a fire by removing heat and preventing barriers between oxygen and fuel so a fire cannot be re-ignited.
What type of liquid is used in fire extinguishers?
Water is the primary liquid used in these extinguishers, although sometimes other additives are also included. A drawback for pure water fire extinguishers is that it is not suitable for use in freezing conditions since the water inside will freeze and render the extinguisher unusable.
What type of fire extinguisher takes away oxygen from a fire?
This type of fire extinguisher takes away the oxygen from a fire and removes the heat with a cold discharge. The Carbon Dioxide fire extinguisher should be used on Class B and C fires. It is not effective on Class A fires.
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TYPES OF FIRE AND FIRE EXTINGUISHERS | WHICH FIRE EXTINGUISHER TO BE USED ON WHICH CLASSES OF FIRE Video Answer
Reference:
https://www.usfa.fema.gov/
https://en.wikipedia.org/wiki/Fire_extinguisher