Types of Fire Extinguishers. 1. Carbon Dioxide Extinguisher: Suited for electrical fires and flammable liquids. This extinguisher uses CO2 to suffocate the fire. 2. ABC Powder Fire Extinguisher: This extinguisher is multipurpose and uses a fine chemical powder to blanket the fire and remove oxygen. …
In practical terms, that means that if Fire Extinguisher 1 has a 4-A:80-B:C rating and Fire Extinguisher 2 has a 1-A:10-B:C rating, Fire Extinguisher 1 is… 4x more potent against Class A fires; 8x more potent against Class B fires; Both extinguishers can combat class C fires.
Understanding Fire Extinguisher Ratings – HSEWatch
The number in front of the A, B, or C indicates the rating size of fire the unit can extinguish. Located on the fire extinguisher label is the UL rating (Fire Extinguisher Ratings). The UL rating is broken down into Class A and Class B:C ratings. These numerical ratings allow you to compare the relative extinguishing effectiveness of various fire extinguishers. Read Also: Fire …
The numerical rating for a Class A Fire extinguisher refers to the amount of chemicals/agent in the extinguisher. The number represents the chemical/agent’s equivalent to gallons of water the extinguisher holds. Multiply the number in front of A by 1.25 to …
People Also Ask how do they determine fire extinguisher rating
What do the ratings on a fire extinguisher mean?
Located on the fire extinguisher label is the UL rating (Fire Extinguisher Ratings). The UL rating is broken down into Class A and Class B:C ratings. These numerical ratings allow you to compare the relative extinguishing effectiveness of various fire extinguishers.
How do I know if my fire extinguisher is good?
Make checking your fire extinguisher a regular part of your home fire safety routine. When you check the batteries on your smoke alarm, check your extinguisher too.
Are fire extinguishers measured in pounds or liters?
The size of a fire extinguisher–the amount of extinguishing agent it holds–is most often measured in pounds, while certain larger extinguishers like our Class K wet chemical fire extinguisher are measured in liters.
How to choose the right fire extinguisher for your business?
Employee Ability: A fire extinguisher is only as effective as the individual controlling it, so be sure that your employees can handle the one that you choose. A large, high-capacity fire extinguisher might work well for your application, but relying on one that is too heavy or bulky for your workers to use creates a dangerous situation.
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Fire Extinguisher Ratings Video Answer
Reference:
https://www.usfa.fema.gov/
https://en.wikipedia.org/wiki/Fire_extinguisher