Which Type of Fire Can Be Safely Put Out with Water? Water can be used to put out Class A fires that involve flammable solids such as wood, paper, or plastic.
Can you put out all fires with water?
APWs are designed for Class A (wood, paper, cloth) fires only. Never use water to extinguish flammable liquid fires. Water is extremely ineffective at extinguishing this type of fire, and you may, in fact, spread the fire if you try to use water on it. Never use water to extinguish an electrical fire.
Will water extinguish most fires?
As a general rule, you should not attempt to fight a fire if it is spreading rapidly. ABC fire extinguishers extinguish fire by cooling it down. Water will not extinguish most flammable liquid fires. You should always keep an exit or means of escape at your back when trying to fight a fire.
Which fire Cannot be extinguished by water?
Name two kinds of fire that cannot be extinguished using water. Answer: Oil fire and electric fire cannot be extinguished using water.
What kind of fire can be put out with water?
Class A fires have a solid combustible fuel source like wood or paper. You can use water, or a Class A fire extinguisher, to put out this type of fire. Class B fires, on the other hand, have a flammable liquid fuel source, like gasoline. Do not use water to put out a Class B fire as it will just spread the fire.
Can water make a fire worse?
3. Do NOT pour water on the fire! Since oil and water do not mix, pouring water can cause the oil to splash and spread the fire even worse. In fact, the vaporizing water can also carry grease particles in it, which can also spread the fire.
Should you throw water on a fire?
Do not throw or dump the water. This can cause a sudden swell in smoke which can be dangerous. Keep pouring the water until the hissing sound of the embers dies out entirely. An alternative method can be pouring sand or dry dirt onto the flames.
Why don’t we extinguish fire with water?
Since water is heavier than petrol, petrol will come above the water and continue the contact with the atmosphere (oxygen). Already the existing temperature of the atmosphere will be high due to the fire, most of the water poured will evaporate faster. So, we cannot stop the petrol fires using water.
Which water can extinguish fire more quickly?
Detailed Solution. Boiling water can extinguish the fire more quickly. The hot water sprinkled on the burning material is not only for cooling but also for reducing the oxygen around it with converted steam. Coldwater to absorb a lot of heat.
Why you should not use water to extinguish fire all the time?
Water is a good conductor and can increase the possibility of electrocution. Do not use water to extinguish flammable liquid or cooking oil fires. Water is ineffective as it helps to spread the liquid and the fire.
Can a wet towel catch fire?
Towels and rags, when clean and uncontaminated, do not necessarily pose any risk of spontaneous combustion. The exposure to oily substances, e.g. grease from auto repair shops, massage oils, cooking oils, etc., turn these everyday items into massive fire hazards.