One of the most common methods of extinguishing a fire is by cooling with water. Can CO2 fire extinguishers be used on any fire? Carbon dioxide extinguishers do not leave any residue, unlike a foam extinguisher. They can also be used on Class B fires, those involving flammable liquids such paraffin or petrol. CO2 extinguishers work by smothering the fire and cutting off the supply of air.
Graphite powder, powdered copper and sodium chloride are recognized as effective dry powder agents. The heat absorption and the …
The compound which is used to extinguish fire caused by …
The compound which is used to extinguish fire caused by combustion of alkali metals is- Updated On: 19-12-2020. To keep watching this video solution for FREE, Download our App. Join the 2 Crores+ Student community now! Watch Video in App. This browser does not support the video element.
Flame inhibitors are substances that chemically react with the burning material, thus extinguishing the flames. Dry-chemical fire extinguishers work in this way, and can contain monoammonium phosphate, sodium and …
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What chemicals are used in fire extinguishers?
Flame inhibitors are substances that chemically react with the burning material, thus extinguishing the flames. Dry-chemical fire extinguishers work in this way, and can contain monoammonium phosphate, sodium and potassium bicarbonate and potassium chloride.
What are the methods of extinguishing fire?
The Methods of Extinguishing Fires 1 Cooling the Burning Material. Cooling the burning material is the most common method used to extinguish fire. … 2 Excluding Oxygen from the Fire. Smothering agents are substances used to extinguish a fire by cutting off the oxygen supply. … 3 Removing Fuel from the Fire. … 4 Using a Flame Inhibitor. …
What is the best dry powder to use to extinguish fire?
Graphite powder, powdered copper and sodium chloride are recognized as effective dry powder agents. The heat absorption and the smothering effects of dry powder agents are suitable to extinguish a Class D fire.
How do you extinguish a Class C fire?
Extinguish a Class C fire by shutting off the electrical power, which serves as the fuel source for the electrical fire. Non-conductive chemicals like carbon dioxide should also be used to suppress the flames.
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TYPES OF FIRE AND FIRE EXTINGUISHERS | WHICH FIRE EXTINGUISHER TO BE USED ON WHICH CLASSES OF FIRE Video Answer
Reference:
https://www.usfa.fema.gov/
https://en.wikipedia.org/wiki/Fire_extinguisher