Do you think you can put out a fire with a fire extinguisher?

Do you think you can put out a fire with a fire extinguisher?

It is well known that fire extinguishers can be used to put out fire, but do you know what conditions depend on the success of fire extinguishers? Determine your next action by answering the following four questions. Once the answer is “No”, please immediately put down the fire extinguisher in your hand, quickly escape from the fire scene, dial the fire alarm number, and seek the help of professionals.

Question 1:

Is the fire at the initial stage?

The key to successful fire fighting with fire extinguishers is that the fire is at the initial stage. After the fire enters the development stage from the initial stage, it is not possible to put out with fire extinguishers.

How to judge whether the fire is at the initial stage?

The initial fire generally refers to the fire within 15 minutes of the initial fire.

This stage is characterized by large smoke, small combustion area of combustible materials, low flame, low radiant heat and slow fire development. Take residential fire as an example.

Correct practice:

The flame has not reached the ceiling yet, and can be put out with fire extinguisher.

The height of the fire jumping up to the ceiling means that the fire is beyond the initial stage. You should immediately drop the fire extinguisher and close the door to escape.

Wrong practice:

The fire in the house is very big. The fire cannot be put out with the fire extinguisher in the corridor on this floor. Go upstairs and take the fire extinguisher on the upper floor to continue to put out the fire. This is not advisable.

Question 2:

In case of fire, can fire extinguishers be obtained at appropriate locations?

In order to meet this condition, an organization (including units, neighborhood committees and village committees) has the responsibility to allocate fire extinguishers of specified types and specifications at appropriate locations according to the requirements of relevant regulations.

Every potential user (including employees and adult residents) should know where the nearby fire extinguishers are and what types of fire they are suitable for.

Types of common fire extinguishers and applicable fires

1. foam fire extinguisher

The foam extinguisher forms a foam covering layer on the surface of the combustor to isolate the surface of the combustor from the air and play the role of smothering and extinguishing fire.

Foam fire extinguishers are suitable for fighting fires of wood, cotton, linen, paper, petroleum products, grease, etc; However, it cannot put out the fire of water-soluble flammable and combustible liquid.

2. Dry powder fire extinguisher

The dry powder fire extinguisher can eliminate the active free ions produced by the combustor and interrupt the chain reaction of combustion.

Dry powder fire extinguisher is suitable for extinguishing flammable liquid, gas, electrical fire and fire that is not suitable for water. ABC dry powder fire extinguisher can put out fire caused by electrified substances.

3. Carbon dioxide fire extinguisher

Carbon dioxide fire extinguishers are suitable for extinguishing fires of electrical equipment, precision instruments, books and archives below 600V, as well as fires of oil, gas and some substances that cannot be put out with water.

Question 3:

Is the fire extinguisher in good working condition?

Available conditions:

The pointer in the green area indicates normal and can be used.

The fire extinguisher is purchased from a regular source and is certified and qualified.

Regular maintenance and inspection, scrapping and replacement on time.

Unavailable conditions:

The pointer in the red area indicates that the pressure is insufficient and needs to be pressurized by the fire equipment maintenance unit.

The pointer in the yellow area indicates that the pressure is outside the normal range.

The fire extinguisher is filled with fake and inferior fire extinguishing agent.

The fire extinguisher has passed its service life.

Question 4:

Can you use the fire extinguisher correctly when you find the fire?

The following are the use methods of dry powder fire extinguishers:

1. Check whether the fire extinguisher pointer is in the green area before use.

2. Turn the bottle upside down several times to loosen the dry powder in the cylinder.

3. Remove the lead seal.

4. Pull out the safety pin.

5. Hold the nozzle with the left hand and hold the handle with the right hand.

6. At the place two meters away from the flame, hold the nozzle and press the handle against the root of the flame to spray.

W:  www.winwinpipe.com

M:  rosie.lu @winwinpipe.com