The CO2 gas is heavier than the oxygen in the air so it effectively pushes it out, displacing it from around the fuel which is burning to cause the fire. The fire is extinguished because the oxygen it needs to feed the flames has been …
CO2 fire extinguishers are created by storing a mixture of liquid and carbon dioxide under pressure. When stored like this, the mixture remains a liquid form. When discharged, the mixture expands rapidly. It is propelled at high speed as a cold white jet onto the flame. The CO2 works to smother the fire, greatly reducing the oxygen from the source.
How Does A Co2 Fire Extinguisher Work?
Carbon Dioxide fire extinguisher works by displacing oxygen from the fire triangle. The carbon dioxide is also very cold as it comes out of …
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How does a CO2 fire extinguisher work?
CO2 fire extinguishers are canisters full of the stuff – carbon dioxide – but how does a carbon dioxide fire extinguisher work? The fire extinguisher is chock full of carbon dioxide in liquid form, pressurized of course but when the extinguisher is used the CO2 expands in the atmosphere and turns into gas.
How do you identify a CO2 extinguisher?
How to identify a CO2 extinguisher: • BLACK coloured label stating ‘CO2’. • The nozzle ends in a distinctive black ‘horn’. • Should be identified by an extinguisher ID sign fixed nearby – ‘CO2 Extinguisher’.
Do CO2 fire extinguishers work on chip pan fires?
This causes the CO2 gas to emerge at great speed, which is why CO2 fire extinguishers are not recommended for chip pan fires – they could literally blast the flames into surrounding areas. Unlike water and foam extinguishers, CO2 fire extinguishers do not work by cooling the fire and so are ineffective on fires…
Why is CO2 used to put out fires?
The CO2 gas is heavier than the oxygen in the air so it effectively pushes it out, displacing it from around the fuel which is burning to cause the fire. The fire is extinguished because the oxygen it needs to feed the flames has been replaced by the carbon dioxide gas.
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Fire Extinguisher Types | Carbon Dioxide Extinguisher | iHASCO Video Answer
Reference:
https://www.usfa.fema.gov/
https://en.wikipedia.org/wiki/Fire_extinguisher