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 …
Class A puts out ordinary combustible fires (wood, paper, plastic, etc.) Class B puts out flammable liquid fires (oil, gas, petroleum, etc.) Class C puts out electrical fires. Class D puts out combustible metal fires (magnesium, titanium, potassium, sodium, etc.) …
People Also Ask how to tell a rating on a fire extinguisher
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.
What do the numbers on a fire extinguisher mean?
For B fires, which are more likely to spread (since they have liquid components), the number indicates how much square footage the extinguisher can cover. In this example, the 80 indicates 80-square feet if the user sweeps the extinguisher side-to-side.
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