單項選擇題

Radiation can spread a fire by （）.

A.transmitting the heat of a fire through the ship s metal
B.burning liquids flowing into another space
C.heated gases flowing through ventilation systems
D.the transfer of heat across an unobstructed space

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單項選擇題

Which of the listed burning materials would be described as a class "B" fire?（）

A.Acetylene
B.Lube oil
C.Grease
D.All of the above

單項選擇題

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