The best way to put out a fire is by using water. Water can be used to extinguish most types of fires, but it may not work on some types of fires. So, what type of fire can be put out safely with water, and which one should you not use water to put out? Let us find out.
The very large heat of vaporization of water is the reason why water is particularly suitable for extinguishing a fire. When water is poured onto the fire site, the water is not only heated, but also vaporized. As explained, the water requires a great deal of heat specifically for vaporization. This energy is supplied by the fire site.
Why And How Does Water Put Out Fire? Explained
The water molecule doesn’t become hot enough to separate into hydrogen and oxygen and instead, has two potential actions on the fire that can put it out. Firstly, it absorbs the heat from the fire. This is the main method by which water extinguishes fire. Room temperature water is about 77 degrees Fahrenheit and water won’t become steam until it hits 212 degrees …
In many fire scenarios, water is appropriate to use to fight a fire. Cheap and often plentiful, fire departments and individuals alike often think to use water first when they witness a fire. However, a metal fire is one example of a situation when the …
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How does water extinguish fire?
This is the main method by which water extinguishes fire. Room temperature water is about 77 degrees Fahrenheit and water won’t become steam until it hits 212 degrees Fahrenheit (the boiling point of water).
Can water put out a fire?
However, we just need to stress again that water can’t put out all fires. While ordinary fires of solid material are often easily extinguished with water, electrical fires, oil or liquid fires, and metal fires should never be tackled with water. You are at a high risk of harming yourself, property, and others if you do so.
What is the least likely chemical to extinguish a fire?
Humble dihydrogen monoxide or H 2 O. This, at first glance, seems to be the least likely chemical on earth to extinguish fires with. After all – it’s made up of hydrogen and oxygen both of which are highly flammable. Why doesn’t it just break down into its constituent elements and make a fire worse, rather than extinguishing it?
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Reference:
https://www.usfa.fema.gov/
https://en.wikipedia.org/wiki/Fire_extinguisher