单项选择题
When towing astern what equipment should be stowed ready for use near the towline?（）
A.First aid kit
B.Axe or cutting torch
C.Fire extinguisher
D.Chafing gear
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相关考题
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单项选择题
When should a fire be ventilated?（）
A.When attacking the fire directly
B.When using a steam smothering system
C.When using the fixed CO2 system
D.All of the above -
单项选择题
When possible，what should be the FIRST step in combating a fire on deck resulting from a cargo overflow or a leaking cargo line?（）
A.Blanket the cargo spill with foam
B.Prevent the spread of fire with a foam dam
C.Apply CO2 on burning fuel at its source
D.Shut off the transfer of cargo -
单项选择题
When possible，what is the FIRST step in fighting an engine fuel-pump fire which results from a broken fuel line?（）
A.Secure all engine room doors，hatches，and vents
B.Close the fuel line valve
C.Check the spread of the fire with foam
D.Cast the barge off the wharf
