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LETTER- type of fire it will extinguish
NUMBER- capacity. Higher the number, the bigger the fire it can extinguish.
What else can I help you with?
What does the number in front of the b rating represent on a 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.
How many b1 extinguishers 26-40 feetr?
what does the letter b on a b-1 fire extinguisher mean
What does a rating of a fire extinguisher mean?
Type of fire it will extinguish, and the capacity of the exinguisher
What does the letter on the fire extinguisher mean?
The letter indicate the types of fire the extinguisher will put out. They are, A: Common combustibles: Wood, Paper, Cloth B: Flammable Combustibles: Gas, Propane & Solvents C: Electrical: Wires & Motors D: Combustibles: Magnesium & lithium K: Cooking Media: Oils
How much does the average fire extinguisher weigh?
If you mean "portable fire extinguisher" they cannot be more than 40 pounds and the average is closer to 10 or less.
What does this mean 95 percent CO2?
it means you are reading a fire extinguisher
What do you mean by hose stream on a fire extinguisher?
When a liquid fire extinguisher has a hose, the stream of liquid coming from the hose is called the "hose stream" and can be directed at the base of the flames.
Why must you locate the fire extinguisher before working in the laboratory?
so that you don't die if your working with fire! i mean really use your head. you'd have to be a blond not to look for a fire extinguisher! (: no offense to all of the blonds out there.
What does 2A 40B C mean on fire extinguisher?
The numbers are the extiguishing capacity, the letters the types of fire it will extinguish.
Was the fire extinguisher invented in 1872?
No, not really. A patent issued that year was entitled "Fire Extinguisher", issued to one Thomas J. Martin, but it was related exclusively to a systems of pressurized pipes installed in buildings for operating sprinklers (or for other purposes). Such an invention clearly has no relevance to any "portable fire extinguisher", or any other self-contained fire extinguisher, portable or not.
What does 8bc mean on a fire extinguisher?
It means you have a fire extinguisher for a Class B fire (flammable liquids), large enough to extinguish a puddle up to 8 square feet, using a chemical that is not conductive and thus safe for a Class C fire (electrically energized), and that it has been rated under UL or other similar standards.
What black American got patent for a fire extinguisher in 1872?
Thomas J. Martin. However, US Patent 125,063 issued to Thomas J. Martin, on March 26, 1872, entitled "Fire Extinguisher", has NOTHING to do with a portable fire extinguisher. The portable fire extinguisher had been invented by others many years prior to Martin's invention. What that patent discloses is a way to use pressurized water pipes inside buildings, supplied from pipes in the street, with valves you could open on each floor and use the spray to put out a fire.
