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單項(xiàng)選擇題

If an oil spill occurs on deck, you should （）.

A.cover the area with foam
B.cover the area with absorbent material
C.wash down immediately with a fire hose
D.wash down immediately with an oil dispersing solvent

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單項(xiàng)選擇題

Fire detecting systems on merchant vessels may be arranged to sense （）.

A.smoke
B.rate of temperature rise
C.ionized particles
D.all of the above

單項(xiàng)選擇題

On a tank vessel, which of the following substances would be burning in a class "B" fire?（）

A.Oil
B.Wood
C.Rags
D.Electrical wiring