Foam is the best suited to extinguishing oil or flammable liquid fire.
What is the best way to extinguish a flammable liquid fire?
The quickest way to end a class B fire is to cut off the oxygen. Carbon dioxide gas can often be a good way to dilute the oxygen that is feeding the fire to stop it burning.
What type of extinguisher is best suited for extinguishing flammable liquid fire Mcq?
Foam extinguishers are most suitable for: flammable liquid fires.
Which substance is best suited to extinguish this type of fire?
Dry chemical fire extinguisher: Dry chemical extinguishers extinguish the fire by interrupting the chemical reaction of the fire triangle. They’re most effective on Class A, B and C fires. CO2 fire extinguisher: Carbon dioxide extinguishers take away the oxygen element of the fire triangle.
How do you extinguish fire from oil?
If a grease fire starts:
- Cover the flames with a metal lid or cookie sheet. …
- Turn off the heat source.
- If it’s small and manageable, pour baking soda or salt on it to smother the fire.
- As a last resort, spray the fire with a Class B dry chemical fire extinguisher.
- Do not try to extinguish the fire with water.
What are 4 ways to extinguish a fire?
All fires can be extinguished by cooling, smothering, starving or by interrupting the combustion process to extinguish the fire.
Is best suited to extinguish oil?
The correct answer is option (c) foam.
Foam is the best suited to extinguishing oil or flammable liquid fire. Water, Foam, Powder, CO₂, etc. are known as wet chemical extinguishers. They are suitable for fires caused by fat and oils.
Do fire extinguishers work on oil fires?
Fire extinguishers with a Class B rating are effective against flammable liquid fires. These can be fires where cooking liquids, oil, gasoline, kerosene, or paint have become ignited. Two commonly used chemicals are effective in fighting these types of fires.
Which of the following is the best extinguisher for flammable liquids?
Class B. Class B fires involve flammable and combustible liquids such as gasoline, alcohol, oil-based paints, lacquers. Therefore, extinguishers with a B rating are designed to extinguish fires involving flammable and combustible liquids.
Which type of fire extinguisher is preferred to extinguish fire is produced due to oil?
Class B: Flammable liquids such as alcohol, ether, oil, gasoline and grease, which are best extinguished by smothering.
Which of the following substances can be used to extinguish a fire in an oil well?
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.
Which of the following is used to extinguish the fire of oil and petrol?
(i) Carbon dioxide is used to extinguish fires involving oil and petrol.
Why does pouring water on an oil fire?
Oil that cooks (burns) gets far more hotter than water (320°C). When water is added it will immediately start to boil, releasing much steam. The steam will rise the oil out of the pan into the flame and ignite in mid air creating a massive fireball.
What fire gives off?
All fires emit carbon dioxide, carbon monoxide, and particulate matter, including white (organic) carbon and black carbon.
How do you extinguish a fire without a fire extinguisher?
On a chip pan or stovetop fire, a fire blanket is the best solution. If you don’t have one of your own, a slightly damp tea towel will work. Always turn off the heat first – and remember – never throw water over the flames. In shallow pans, simply lidding it can be enough to put the fire out safely.