Can you use water on a flammable liquid fire?
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 shocking or electrocuting yourself.
Why can't water put out flammable liquid fires?
How do I put out a class B fire? Class B fires need to be tackled with a foam fire extinguisher, which acts to smother the fire and deplete the oxygen supply. Never use water on a class B fire, as the water can spread the flammable liquids even further.
How do you extinguish a liquid fire?
Carbon dioxide gas can often be a good way to dilute the oxygen that is feeding the fire to stop it burning. Fire extinguishers that are able to deal with class B fires should also be kept in the workplace and even the home as a first line of defence against these fires.
What kind of fires can be put out with water?
What type of fires can be extinguished with pressurized water extinguishers? Class A fires only which involve "ordinary combustibles" - wood, paper, household rubbish, cloth, rubber, and many plastics.
What type of fire Cannot be put out by water?
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 yourself.
What is the hardest fire to put out?
Class C fires are often one of the most difficult types of fire to actually extinguish – it is quite rare for a fire extinguisher to extinguish all the flames of a gas fire – making it incredibly important to try and avoid a Class C fire as far as possible.
How do you beat a flammable liquid fire?
Attack on any flammable liquid fire should be made with Class B Foam when available. When the fuel is ethanol, or ethanol based (E-10, E-85 or E-95), fire attack should utilize an Alcohol Resistant Aqueous Film Forming Foam (AR-AFFF) due to the high alcohol content of the fuel.
What class of fire extinguisher should be used on flammable liquids?
Class BClass B: Flammable liquids such as alcohol, ether, oil, gasoline and grease, which are best extinguished by smothering.
Which extinguisher would be the best option to tackle a flammable liquid fire?
Carbon Dioxide (CO2) extinguishersCarbon Dioxide (CO2) extinguishers are used on fires involving burning liquids (Class B), and electrical fires, such as of large computer equipment, so are practical in offices. CO2 works by suffocating the fire and does not cause damage to the electrical items or cause the system to short circuit.
Can you throw water on a gasoline fire?
Gasoline fires may be extinguished by smothering with wet rags, woolen cloth, sand, earth or ashes, if the amount of the fluid involved is small. If the amount is large, a little water spreads it; but a deluge of water smothers it.
Can you put out an alcohol fire with water?
Use a carbon dioxide or dry chemical fire extinguisher. Water will initially spread the flame, but diluting the alcohol will eventually reduce its concentration too low to support combustion.
Should I throw water on a fire?
You should never throw water on an electrical fire because water conducts electricity and you could be electrocuted. 2. If you don't have a fire extinguisher, you can use baking soda to extinguish an electrical fire. 3.
How do you put out a butane fire?
Class B FireInvolves flammable liquids (i.e. gasoline, tars, solvents, alcohols, oils) and gases (i.e. propane, butane)Don't use water to put Class B fires out — water actually spreads the material and makes the fire worse.Use foam, powder, or carbon dioxide extinguishers to limit the fire's oxygen supply.
How do you put out a kerosene fire?
Suitable extinguishing media: Use water spray, alcohol-resistant foam, dry chemical or carbon dioxide.
What are the 4 ways of extinguish fire?
All fires can be extinguished by cooling, smothering, starving or by interrupting the combustion process to extinguish the fire.
How do you put out a gasoline fire?
Gasoline fires may be extinguished by smothering with wet rags, woolen cloth, sand, earth or ashes, if the amount of the fluid involved is small. If the amount is large, a little water spreads it; but a deluge of water smothers it.