What do the symbols mean on a fire extinguisher?

Extinguishers are classified by a number and letter symbol. The number indicates the relative size of the extinguisher, and the letter indicates the type of fire it will extinguish. … On Type B extinguishers, the number tells you the square footage of the fire the extinguisher can put out.

What are the markings required on fire extinguisher?

Name of the manufacturer. Type of fires suitable for. Type and quantity of extinguishing medium.

What is the abbreviation for the 4 steps to use a fire extinguisher?

It’s easy to remember how to use a fire extinguisher if you can remember the acronym PASS, which stands for Pull, Aim, Squeeze, and Sweep.

What are the fire extinguisher Colours?

The five fire extinguisher colours are:

  • Blue – Dry Powder.
  • Black – Carbon Dioxide (CO2)
  • Cream – Foam.
  • Red – Water (Spray and Mist)
  • Yellow – Wet Chemical.

Where are classification markings on a fire extinguisher?

Class D extinguishers are meant to put out fires caused by combustible or liquid metals and are very specialized extinguishers. They are marked by the letter D in a star shape with the words “combustible metals” around it.

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What does the letter B on a B 1 fire extinguisher indicate?

Because gasoline fires are the most common type of boat fire, marine-rated Class B fire extinguishers are the class required on most boats. The number after the B, for example a B1 or B2 extinguisher, indicates the capacity of the extinguisher.

What does acronym race mean?

R.A.C.E: An acronym that hospital personnel use to remember their duties in case of fire. It stands for RESCUE, ALARM, CONFINE, EXTINGUISH/EVACUATE. P.A.S.S: An acronym that hospital personnel use to remember their duties for discharging a fire extinguisher.

What does BS EN3 mean?

Current Fire Extinguisher Colour Codes (UK) Fire extinguishers meeting BS EN3 are manufactured with a red body and have a band of a second colour covering between 5-10% of the surface relating to the extinguisher’s contents.

What is the yellow powder in a fire extinguisher?

Many fire extinguishers release a fine powder. The most common is the multipurpose dry chemical type, which is used for Class A, B, and C fires. These contain monoammonium phosphate, which comes out as a yellow powder.

What are the 4 types of fire extinguishers?

There are four classes of fire extinguishers – A, B, C and D – and each class can put out a different type of fire.

  • Class A extinguishers will put out fires in ordinary combustibles such as wood and paper.
  • Class B extinguishers are for use on flammable liquids like grease, gasoline and oil.

Why is fire extinguisher painted red?

Firstly, red is the colour associated with both danger and fire and so there is an obvious association with fire extinguishers. Secondly, red is the colour most easy to see, especially in a darker environment, such as a smoke-filled room. The only exception to the ‘red’ rule, is chrome extinguishers.

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What does 4A 80B C mean?

Amerex B456 – 10 lb ABC Fire Extinguisher 4A:80B:C

ABC or Multi-Purpose Fire Extinguishers can be used on Class A, B, or C fires. Class A: Wood, Paper, cloth, trash, plastics (solids that are not metals). Class B: Flammable Liquids-Gasoline, oil, grease, acetone (includes flammable gases).

How do you read a fire extinguisher rating?

Fire Extinguisher Ratings

Fire extinguishers are classified by fire type. The A, B, C rating system defines the kinds of burning materials each fire extinguisher is designed to fight. The number in front of the A, B, or C indicates the rating size of fire the unit can extinguish.

What does the number on the bottom of a fire extinguisher mean?

The rating number that indicates the extinguishing capability, information on how much dry chemical should be in the fire extinguisher, and the suitable temperatures in which the agent will operate are on the label, as shown in the Photos 2, 2a, and 2b below.