The letters on a fire extinguisher directly correlate with the type of fire it’s equipped to face. How to find the serial number date on a fire extinguisher Class A : Easily the fire you’re most likely to encounter, Class A …
The letters stand for the class of fire the extinguisher can be used against: A – ordinary combustibles (wood, paper, plastic, etc.) B – flammable liquids (oil, gas, petroleum, etc.) C – electrical equipment D – metals K – cooking oils and fats. The numbers indicate how much of the fire can be put out by the fire extinguisher. Every number before the A means it is as …
What Do the Letters and Numbers Mean on Your Fire …
What do the Letters on Fire Extinguishers Mean? The letters on a fire extinguisher directly correlate with the type of fire it’s equipped to face. Class A: Easily the fire you’re most likely to encounter, Class A means common combustibles like paper, plastic, wood, cloth, etc. are fuelling the fire.
The typical home fire extinguisher available at the home center is marked with a series of numbers and letters to indicate what type and how large of a fire the extinguisher can be used on. The letters indicate the type material the extinguisher can be used on; A for combustible solids (paper, wood and trash), B for combustible liquids (gasoline, oil, acetone) …
People Also Ask what do the letters on a fire extinguisher mean
What do the numbers on a fire extinguisher mean?
The numbers you might see accompanying the letter class of a fire extinguisher refer to the extinguishers size rating for class A and B fires. Other classes don’t have such a rating. For class A fires, the number corresponds to its effectiveness relative to 1 ¼ gallons of water.
Are You fighting a fire with the wrong type of extinguisher?
Trying to fight a fire with the wrong type of extinguisher can be futile — or worse — dangerous. To distinguish between types of extinguishers, a handy alphanumeric system has been created.
What does 3A mean on a fire extinguisher?
For class A fires, the number corresponds to its effectiveness relative to 1 ¼ gallons of water. If you see an extinguisher with “3A” that means it would be as effective as using 3 ¾ gallons of water on the fire.
What are the different types of fire extinguishers?
Classic Class A fire extinguishers use simple pressurized water to suppress these simple fires, although most fire extinguishers capable of dealing with a Class A are multi-class, and can extinguish multiple kinds of fire. Class B: While water is effective at fighting many types of fires, Class B fires require something a little different.
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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