Never use a water extinguisher on electrical fires or any fire involving a flammable liquid. As any science student will tell you, water conducts the current. If you spray water onto an electrical fire, inadvertently or intentionally, you risk electrocuting …
Do not use water fire extinguishers for electrical fires (class E fires), fires involving flammable liquids (class B fires), fires involving flammable gases (class C fires) and cooking fires (class F fires). It is important to ensure your fire extinguisher is correctly installed.
Water fire extinguishers – an up-to-date simple guide
Do not use water fire extinguishers for: • Electrical fires – this would be highly dangerous and could result in electrocution • Fires involving flammable liquids, such as petrol and paint (‘class B’ fires) • Fires involving flammable gases, such as methane …
A water-based fire extinguisher or wet chemical or ABC: Grease Fire (Class A, B, K) Dry chemical or ABC or C02 or Class B *DO NOT USE water-based extinguisher: Rocket Fuel Fire (Class B, C) Class B or C02 or Ethylene Glycol …
People Also Ask when would you not use a water based fire extinguisher
What fires should a water fire extinguisher not be used on?
In this article, we will look at fires a water fire extinguisher should not be used on, as well as when it is appropriate to use on. Water fire extinguishers should be used on organic materials such as burning wood, paper or textiles. These are classified as a Class A fire.
What happens if the fire extinguisher does not have enough propellant?
If you cannot access the fire extinguisher, or it does not have enough propellant, it will not be effective at putting out the fire. For more information on these, see our post What Size Fire Extinguisher Do I Need?
Does water extinguish flammable liquids?
In the case of a flammable liquid, water doesn’t extinguish it, and all the water does is spread it around. This results in the burning liquid spreading around much faster and doing much more damage, and would actually help to spread and exacerbate a fire
What is a water fire extinguisher used for?
Water fire extinguishers are the original fire extinguisher and still one of the most used. We explain all in our simple guide. Summary: standard water fire extinguishers only work on fires involving flammable solids, but can be a good choice for some premises, such as warehouses and storage facilities.
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Why Never Use Water Based Extinguisher on Flammable Liquid Fire? Video Answer
Reference:
https://www.usfa.fema.gov/
https://en.wikipedia.org/wiki/Fire_extinguisher