Carbon dioxide extinguishers work because carbon dioxide molecules are heavier than oxygen molecules. When the liquid carbon …
As Fire needs oxygen to burn, Carbon Dioxide Covers the fire like an blanket and cuts the contact of fire to the oxygen present in the air, So Fire stops burning. That is why Carbon Dioxide is Considere as the best Fire Extinguisher.
Why Is Carbon Dioxide Used in Fire Extinguishers? | eHow
CO2 is effective on liquid fires, gaseous fires and electrical fires (American classes B and C and International classes B, C and E). The gas is particularly useful for electrical fires as it’s non-conductive and leaves no trace …
CARBON DIOXIDE GAS, or “carbon snow,†or CO2 all accepted names for the same article, is available for fire department use to extinguish fires. The gas is stored under high pressure in …
People Also Ask why is co2 effective at extinguishing fires
Why is CO2 used in fire extinguishers?
This gas is essential to life on earth: It’s a vital component of both photosynthesis and cellular respiration. Among its many uses, CO2 has the ability to put out flames and is therefore used as the extinguishing agent in both portable and fixed-installation fire extinguishers.
Can you use CO2 to put out a fire?
CO2 is effective on liquid fires, gaseous fires and electrical fires (American classes B and C and International classes B, C and E). The gas is particularly useful for electrical fires as it’s non-conductive and leaves no trace after its use (as would be the case for foams or other gases).
Why are fire extinguishers not suitable for chemical fires?
These extinguishers are not suitable for chemical or electrical fires since the liquid can conduct electricity and cause flammable agents to spread. Other extinguishers coat the fuel, forming a barrier between the flammable material and the oxygen in the surrounding air.
What are the effects of high CO2 levels in a fire?
According to the Environmental Protection Agency, in an enclosed space that has been subject to fire suppression, the typical resulting concentrations of CO2 of 17 percent or more can cause loss of function, unconsciousness and death within a minute; lower concentrations can cause confusion, dizziness, headaches and nausea.
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why Carbon dioxide is used in fire extinguisher? Video Answer
Reference:
https://www.usfa.fema.gov/
https://en.wikipedia.org/wiki/Fire_extinguisher