Live. •. Since water and oil don’t mix, when you dump water on a grease fire, it sinks right through to the bottom of the pan and evaporates instantly, spreading flaming oil everywhere. As you …
If the fire extinguisher is not pressurized enough, there will not be enough pressure to effectively fight the fire. While fire extinguishers do vary by design, by and large, all of them would have some form of pressure gauge such as the one below. If the needle is in the …
Why can’t water be used to extinguish fires? – Quora
Answer (1 of 30): Water can be used to put out some types of fire. There are 5 types of fire, A, B, C, D and K. Class A fires are ordinary combustibles like wood or …
First, let’s look at extinguishing agents that should not be used. NFPA 484 6.3.3.5 (1) specifically states that water shall not be used as an extinguishing agent on combustible-metal fires unless they are compatible with the metal because of adverse reactions and ineffectiveness. Water-based foams are not recommended because they contain water.
People Also Ask why dont use tnt to extinguish fire
What is used to extinguish the fire?
In general water is used to extinguish the fire there’re water based fire extinguisher system such as sprinkler , stand pipe , deluge and pre action systems. And there’re also other extinguishing systems such as clean agent system ..
What happens if a fire extinguisher is not pressurized enough?
If the fire extinguisher is not pressurized enough, there will not be enough pressure to effectively fight the fire. While fire extinguishers do vary by design, by and large, all of them would have some form of pressure gauge such as the one below. If the needle is in the green zone, you are good to try to put out the fire.
What should you do if you have a no against fire?
If you have a NO against any of the 3 questions, you should quickly run away from the fire to a place of safety instead of trying to put out the fire with the extinguisher. Are you taller than fire? If you are taller than the height of fire, fight it with your fire extinguisher.
How effective is water as a fire extinguisher?
Sometimes water can be combined with a chemical fire extinguisher to be effective. Using water on some types of fires such as metal of grease can create an explosive condition. Other than wood or paper, consult with an expert before using water on a fire.
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How to Safely Put Out a Kitchen Fire Video Answer
Reference:
https://www.usfa.fema.gov/
https://en.wikipedia.org/wiki/Fire_extinguisher