A 40B rating means that an ordinary, untrained person using it should be able to extinguish up to 40 square feet of burning flammable liquid.
A- c
A- c
Yes. They are rated for the type of fire they can be used against, and the capacity of the extinguisher.
Type of fire it will extinguish, and the capacity of the exinguisher
You need to use a Class B extinguisher on flammable liquids.
Anything with a class "C" rating
Yes, fire exstinguisher needs to be carried in the cab
class D fire extinguishers may be used on all fires?
The number on fire extinguishers indicates the extinguisher's fire rating, which reflects its effectiveness against different types of fires. For example, a Class A rating relates to ordinary combustibles like wood and paper, while Class B pertains to flammable liquids. The number preceding the letter typically indicates the amount of extinguishing agent available; for instance, a 2A rating means the extinguisher can handle twice the fire risk of a 1A rating. Understanding these ratings helps users select the appropriate extinguisher for specific fire hazards.
PASS is a reminder of how to use a fire extinguisher.
He was a black inventor who invented the fire extinguisher.
Under the US standards for fire extinguisher testing and labeling, the number tells you approximately how many square feet of flammable liquid surface can be covered using the fire extinguisher properly. For example, 40B would mean 40 square feet.