After extinguishing a fire with C02,it is availabe to（）. A:use all CO2 available to cool the surronding area B:stand by with water or other agents C:thoroughly ventilate the space of CO2 D:jettison all buring materials

After extinguishing a fire with C02,it is availabe to（）.
A:use all CO₂ available to cool the surronding area
B:stand by with water or other agents
C:thoroughly ventilate the space of CO₂
D:jettison all buring materials

出自：海船船员证

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