Which of the following is typically used in multi purpose portable fire extinguishers?

Most common portable fire extinguishers used today. Common used dry chemicals: sodium bicarbonate, potassium bicarbonate, urea-potassium bicarbonate, potassium chloride, mono ammonium phosphate.

What type of fire extinguishers is used for multi-purpose?

Dry Chemical Fire Extinguishers

The most widely used type of fire extinguisher is the multipurpose dry chemical that is effective on Class A, B, and C fires. This agent also works by creating a barrier between the oxygen element and the fuel element on Class A fires.

What is the correct use for a portable fire extinguisher?

When using an extinguisher, use the PASS system – Pull, Aim, Squeeze, Sweep. Pull the pin on the extinguisher. Aim the extinguisher. Squeeze the trigger or top handle.

When can multipurpose fire extinguishers be used?

Multipurpose fire extinguishers, labeled ABC, may be used on all three classes of fire. If you use the wrong type of extinguisher, you can endanger yourself and make the fire worse. It is also very dangerous to use water or an extinguisher labeled only for Class A fires on a cooking-grease or electrical fire.

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.
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What is the purpose of a fire extinguisher?

Fire extinguishers apply an agent that will cool burning heat, smother fuel or remove oxygen so the fire cannot continue to burn. A portable fire extinguisher can quickly control a small fire if applied by an individual properly trained. Fire extinguishers are located throughout every building on campus.

Are all fire extinguishers multipurpose?

Description: There are two types of fire extinguishers that use a dry chemical. One is called “multi-purpose dry chemical” and is effective on “A,” “B,” and “C” class fires. These types of extinguishers are very common and are found in schools, homes, hospitals and offices.

What are multipurpose dry chemical extinguishers for?

An ABC or Multi-Purpose Dry Chemical portable fire extinguisher is useful for Class A, B and C fires. These units can be used on wood, paper, cloth, trash, flammable liquids and energized electrical equipment. The dry chemical in the units is monoammonium phosphate.

How many types of fire extinguishers are there?

There are 5 main fire extinguisher types – Water, Foam, Dry Powder, CO2 and Wet Chemical.

What are the 4 types of fire extinguishers PDF?

There are five main types of fire extinguishers:

  • Water.
  • Powder.
  • Foam.
  • Carbon Dioxide (CO2).
  • Wet chemical.

What are the materials used in fire extinguisher?

Most of the other elements of a fire extinguisher are made of metal. The pressure vessel is generally made of an aluminum alloy, while the valve can either be steel or plastic. Other components, such as the actuating handle, safety pins, and mounting bracket, are typically made of steel.

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