If a fire occurs in the boiler room as a result of a leaking fuel line, you should FIRST （）.<br>A:notify the engineer on watch<br>B:isolate and secure the piping<br>C:throw sand on the fire<br>D:extinguish the fire using a combination nozzle with applicator

If a fire occurs in the boiler room as a result of a leaking fuel line, you should FIRST （）.
A:notify the engineer on watch
B:isolate and secure the piping
C:throw sand on the fire
D:extinguish the fire using a combination nozzle with applicator

出自：海船船员证

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