Which Cannot be used as fire extinguisher?

Water cannot be used as fire extinguisher to put out.

What can be used as a fire extinguisher?

Three types of extinguishing agents are typically used—carbon dioxide, dry chemical, and foam water for fires involving flammable liquids, greases, and oils. Carbon dioxide is a compressed gas agent that prevents combustion by displacing the oxygen in the air surrounding the fire.

In which of the following cases water Cannot be used as a fire extinguisher?

Answer: We cannot use water in case of oil and electric fires. Oil floats over water and thus oil fires cannot be extinguished using water. Water flows on and it has the risk of spreading the fire along. In case of electric fires water cannot be used as an extinguisher.

What are the 5 different types of fire extinguishers?

When it comes to the types of fire extinguishers, there are five main types including wet chemical, CO2, dry powder, foam and water. In order to meet the current regulations, it is important for you to have the exact type of fire extinguisher that is needed for your premises.

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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 water Cannot be used to extinguish fire?

Water is not used for extinguishing fires caused due to electrical faults because water is good conductor of electricity. If water is poured on an electrical fire,the water could conduct electricity causing the person trying to extinguish the fire to experience an electric shock.

Can water be used as fire extinguisher?

Water extinguishers are used on solids such as wood, paper, fabrics and other A class fire risks. The water cools the fire and extinguishes it. It penetrates into burning fabrics and can extinguish pockets of fire even deep in the core of the fire.

Why water Cannot be used as fire extinguisher in certain scenarios explain?

Explanation: Water is not used as distinguisher in certain scenarios such as fire generated by short circuits. … Similarly, water can not be used as extinguisher in case of oil or grease fires because water will settle down beneath the oil and flashed boiled to cause steam.

What are the 3 types of fire extinguisher?

It’s important to understand that no single fire extinguisher can safely and effectively douse every type of fire. OSHA states, “The three most common types of fire extinguishers are: air pressurized water, CO2 (carbon dioxide), and dry chemical.” There also are wet chemical fire extinguishers.

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Which extinguisher is not for flammable liquids?

Water extinguishers are used on Class A fires involving solid combustibles. They are not suitable for fires fuelled by flammable liquids or where electricity is involved. Foam is a versatile fire extinguisher which can be used for Class A and B fires. The foam agent helps to prevent re-ignition.

What are the 6 classes of fire extinguishers?

6 Types of Extinguishers

  • ABC Powder Fire Extinguisher. …
  • Carbon Dioxide Fire Extinguisher. …
  • Wet Chemical Fire Extinguisher. …
  • Water Mist Fire Extinguisher. …
  • Foam Fire Extinguisher. …
  • Clean Agent Fire Extinguisher.

How many types of fire extinguishers are there?

The six main fire extinguisher types are water, foam, CO2, powder, water mist and wet chemical.

Which chemical is used in fire extinguisher?

The most common chemical is Sodium Bicarbonate used in the fire extinguisher, and by heating up, it gives carbon dioxide.

How many fire extinguishers are there?

Every home should have at least one fire extinguisher that is easily accessible. Some homes should have at three or more, depending on the number of rooms and floors.