All fires can be extinguished by cooling, smothering, starving or by interrupting the combustion process to extinguish the fire. One of the most common methods of extinguishing a fire is by cooling with water.
What are the 3 methods of extinguishing a fire?
The basic methods for extinguishing a fire are to suffocate it by ensuring that it cannot have access to oxygen, to cool it with a liquid such as water which reduces the heat or finally to remove the fuel or oxygen source, effectively removing one of the three elements of fire.
What is the most common method of fire extinguishment?
Cooling the burning material is the most common method used to extinguish fire. Water is widely available and the best cooling agent to use specially in fires involving solid materials. By evaporating in contact with fire, water also blankets the fire, cutting off the oxygen supply.
What is the method to use while extinguishing a fire?
P.A.S.S. the Fire Extinguisher
- Aim: Aim the nozzle of the fire extinguisher at the base of the fire.
- Squeeze: Squeeze the lever you just pulled the pin out of. Remember to squeeze it slowly and evenly, so it is as effective as possible.
- Swipe: Swipe from side to side to cover all areas the fire may have spread to.
What are the 3 most common types of fires?
Acknowledging these types of fires may help you to reduce or even eliminate the risk of starting a fire.
- Kitchen fires. The most common type of fire in the U.S. is the kitchen fire. …
- Electrical fires. …
- Heater fires. …
- Smoking-related fires.
What are the 5 different classes of fire?
Fires can be classified in five different ways depending on the agent that fuels them: Class A, Class B, Class C, Class D, and Class K. Each type of fire involves different flammable materials and requires a special approach.
What are the 4 elements of extinguishment?
Essentially all four elements must be present for fire to occur, fuel, heat, oxygen, and a chemical chain reaction. Removal of any one of these essential elements will result in the fire being extinguished.
What is the best defense against fire?
As always, the best defense against a fire is to be prepared. Take a moment to look at your fire extinguisher.
What is full form of pass in fire?
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 is fuel for a fire?
Anything that can burn is fuel for a fire. During a wildland fire all kinds of plant material can act as fuel, including grasses, shrubs, trees, dead leaves, and fallen pine needles.
What are Class A and B fires?
There are four classes of fires: 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.