What is an advantage of portable fire extinguishers over hose lines?

What is an advantage of portable fire extinguishers?

They’re better for the environment

When you use a portable extinguisher to put out a blaze early on, you reduce the amount of harmful pollutants being released, while also reducing the amount of water required to fight the fire, helping minimise impact on the environment.

Which is the most appropriate use for a portable fire extinguisher?

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. Ordinary dry chemical is for Class B and C fires only.

Which classes of fire extinguishers include a number in their classification?

Letters and numbers represent the type and size of fire that an extinguisher can handle

  • Class A: Wood, paper, and other “ordinary combustibles”
  • Class B: Flammable liquids and gasses, excluding grease and cooking oil.
  • Class C: Fires worsened or sustained by energized electrical equipment.
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Which class of fire includes cloth?

Class A: Ordinary solid combustibles such as paper, wood, cloth and some plastics. Class B: Flammable liquids such as alcohol, ether, oil, gasoline and grease, which are best extinguished by smothering.

What is portable fire extinguisher?

Portable fire extinguishers function by releasing an extinguishing agent intended to cool the fuel, remove or displace the oxygen, or stop the chemical reaction. Fire extinguishers can put out or control a fire until help arrives. … Stay low and avoid breathing the smoke and extinguishing agent.

Which type of portable fire extinguishers are designed for use on electrical fire?

In the case of electrical fires, also known as energized electrical fires, a class C fire extinguisher is needed to put it out.

How are the ratings used for portable fire extinguishers determined?

Portable fire extinguishers are only classified by the type of extinguishing agent used. Types of portable fire extinguishers are organized by the type of agent and method used to expel contents. Portable fire extinguisher ratings are classified according to the types of fire for which they are intended.

Which type of portable fire extinguisher is not designed for use on flammable liquid fires?

A fire extinguisher, flame extinguisher or simply extinguisher is an active fire protection device used to extinguish or control small fires, often in emergency situations.It is not intended for use on and out of control fire.

What is CO2 fire extinguisher?

CO2 fire extinguishers contain pure carbon dioxide which is a clean extinguishant, leaving no residue. Suitable for class B flammable liquid fires (petrol, oil, solvents), and recommended for use on live electrical equipment.

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What is ABC type fire extinguisher?

An extinguisher with an ABC rating is suitable for use with fires involving ordinary combustibles, flammable liquids and energized electrical equipment. An extinguisher that is rated for use with multiple hazards should include a symbol for each hazard type.

What is class ABCD fire?

Classes of fire

Class A – fires involving solid materials such as wood, paper or textiles. Class B – fires involving flammable liquids such as petrol, diesel or oils. Class C – fires involving gases. Class D – fires involving metals.

What is K class fire extinguisher?

Class K fire extinguishers are more effective in extinguishing cooking fires. … NFPA revised this standard in 1998, specifying that “Fire extinguishers provided for the protection of cooking appliances that use combustible cooking media (vegetable or animal oils and fats) shall be listed and labeled for Class K fires.”