In the US, fires have five main classifications, and fire extinguisher ratings are based on the kind of fire they are intended to put out. Class A fires involve …
Foam: This extinguisher helps cool and suffocate fires and is used for larger class A fires. Multipurpose Dry Chemical: Multipurpose dry chemical fire extinguishers are effective for most fire types, including class A, B, and C fires. The agent disrupts the fire triangle (fuel, oxygen, heat).
What Are The 5 Classes of Fire Extinguishers? – SelectSafety
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 …
People Also Ask what hazard class is a fire extinguisher
What type of fire extinguisher is used for Class A fire?
Foam: This extinguisher helps cool and suffocate fires and is used for larger class A fires. Multipurpose Dry Chemical: Multipurpose dry chemical fire extinguishers are effective for most fire types, including class A, B, and C fires. The agent disrupts the fire triangle (fuel, oxygen, heat).
Which fire extinguishers are the most dangerous to use?
As we’ve already covered, water-based extinguishers (apart from mist) are dangerous to use. Carbon Dioxide: Co2 extinguishers work well for Class C fires as they smother the fire and deprive it of oxygen. Dry Chemical: The regular dry chemical extinguisher is well-rated for class C and B fires.
What do the different fire extinguisher ratings mean?
Each rating describes the type of fire the extinguisher can effectively fight. Class A fire extinguishers are used for ordinary combustibles, such as wood, paper, cloth, and even plastic. These are well suited for putting out ordinary household fires, making this type great for use in home kitchens and garages.
How does a Class K fire extinguisher work?
Class K fire extinguishers are well designed to put out fires starting from greases, cooking fats, and kitchen oils. This makes them well suited for use in restaurants and home kitchens. They put out fires by a process called saponification.
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Free OSHA Training Tutorial – Portable Fire Extinguishers – Understanding Their Use and Limitations Video Answer
Reference:
https://www.usfa.fema.gov/
https://en.wikipedia.org/wiki/Fire_extinguisher