A fire extinguisher containing compressed co2

Fire extinguishers transported under UN1044 and oxygen cylinders transported for emergency use under UN1072 may include installed actuating cartridges (cartridges, power device of Division 1.4C or 1.4S), without changing the classification of Division 2.2, provided the aggregate quantity of deflagrating (propellant) explosives does not exceed 3.2 grams per cylinder. Oxygen …

(3) A fire extinguisher may not contain more than 30% carbon dioxide by volume or any other corrosive extinguishing agent; and ( 4 ) Each fire extinguisher must be protected externally by suitable corrosion-resisting coating.

A fire extinguisher containing compressed CO2 is used to …

A fire extinguisher containing compressed CO2 is used to put out a fire. In spite of being close to the flames, the firefighter notices a white layer of "frost" forming on the exterior of the fire extinguisher can. What’s going on? A) The gas in the extinguisher is expanding when released, cooling adiabatically.

Also Check: Why is co2 used to extinguish fire

A fire extinguisher containing compressed CO2 is used to put out a fire. In spite of being close to the flames, the firefighter notices a white layer of "frost" forming on the exterior of the fire extinguisher can. What’s going on? The gas in the extinguisher is expanding when released, cooling adiabatically.

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