Generally, the first action in extinguishing an LFG fire caused by escaping gas is to（）.<br>A:sweep flames away with water spray<br>B:shut off the leak<br>C:use a chemical foam fire extinguisher<br>D:call t e local fire department

Generally, the first action in extinguishing an LFG fire caused by escaping gas is to（）.
A:sweep flames away with water spray
B:shut off the leak
C:use a chemical foam fire extinguisher
D:call t e local fire department

出自：海船船员证

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