Watch how a fire can be put out by covering it in carbon dioxide gas.From the Peter Wothers lecture series – Fire and Flame
CO2s may be ineffective at extinguishing Class A fires because they may not be able to displace enough oxygen to successfully put the fire out. Class A materials may also smolder and re-ignite. CO2s will frequently be found in laboratories, mechanical …
Fire and Flame 37 – Extinguishing Fire with CO2 – YouTube
A fire can only happen when fuel, oxygen and heat are present. The C02 extinguishes the fire by attacking fuel, oxygen and heat. It mainly attacks oxygen to extinguish a burning fire. However, in a deep-seated fire C02 extinguishes the fire by removing oxygen and decreasing gaseous phase of the fuel. There are two ways to apply CO2 in fire suppression.
People Also Ask how can carbon dioxide extinguish a fire
Why is CO2 the best fire extinguisher?
Understand that recharging a fire extinguisher can cost between $10 and $25. …Only use a portable fire extinguisher on a small fire. …It’s recommended that you inspect your extinguisher annually, looking for cracks or corrosion. …Understand how the extinguisher must be maintained by reading the instructions. …
How dangerous is CO2 fire extinguisher pressure?
Unexpected venting of a cylinder through its safety can be startling to personnel potentially leading to accidents, property damaged, or personal injury. Coming into contact with the venting of the CO 2 charge of a cylinder can cause personal injury such as frostbite.
Why is C02 used for fire extinguishing?
Why is carbon dioxide used to put out fire? The fire uses oxygen and expels carbon dioxide. Carbon dioxide is denser than oxygen. So when you spray the carbon dioxide on fire, it sinks under the oxygen, separating the fire from oxygen.
How to put out a fire with carbon dioxide?
StepsSet a paper towel underneath the jar to catch any ingredients that spill over.Pour the vinegar into the jar until it is halfway full.Drop a spoonful of baking soda into the glass. …While the mixture bubbles and foams, light the candle with your matches or lighter.Put the container next to the flame. …Be amazed as the candle goes out!
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Extinguish Fire with Carbon Dioxide experiment Video Answer
Reference:
https://www.usfa.fema.gov/
https://en.wikipedia.org/wiki/Fire_extinguisher