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 …
Classes of Fires & Fire Extinguishers – UCLA Health
There are four classes of fires: Class A: Ordinary solid combustibles such as paper, wood, cloth and some plastics. Class B: Flammable liquids such as alcohol, ether, oil, gasoline and grease, which are best extinguished by smothering. Class C: Electrical equipment, appliances and wiring in which the use or a nonconductive extinguishing agent prevents injury from electrical shock.
People Also Ask a fire extinguisher with a b classification
What is a Class A fire extinguisher?
Class A fires involve ordinary combustible materials, such as cloth, wood, paper, rubber, and many plastics. Extinguishers with an A rating are designed to extinguish fires involving these ordinary combustible materials. Class B fires involve flammable and combustible liquids such as gasoline, alcohol, oil-based paints, lacquers.
Do not use Class B fire extinguishers in the hospital?
Do not use on Class B or C fires; may cause fire spread or electrical shock. ABC fire extinguishers are located throughout the Medical Centers in corridors. Specialty areas, such as the Operating Rooms and Kitchens have specific extinguishers.
What are the 5 types of fire extinguishers?
5 Types of Fire Extinguisher: 1 Water ( Water Mist, Water Spray). 2 Foam. 3 Dry Powder. 4 Carbon Dioxide (CO2). 5 Wet Chemical. Water extinguishers are the most common fire extinguisher types for class A fire risk. Water is written on… More …
What is a B rating on a fire extinguisher?
Therefore, extinguishers with a B rating are designed to extinguish fires involving flammable and combustible liquids. Note: Do not attempt to extinguish a fire involving flammable gas unless there is reasonable assurance the source of fuel can be promptly shut off.
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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