A.electrical fire in the engine room
B.oil fire in the engine room bilges
C.oil fire involving a grade "A" petroleum product
D.mattress fire in a stateroom
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A.straw
B.booms
C.skimmers
D.chemical dispersants
A.The tank is safe to enter
B.The tank is especially dangerous to enter
C.Carbon monoxide is present
D.Water vapor present when the tank was sealed has oxidized
A.class A
B.class B
C.class C
D.class D
A.steel surfaces consume oxygen by rusting
B.sealed tanks usually form a vacuum
C.moisture condenses in the tank, displacing the oxygen
D.most tank coatings give off poisonous vapors in the presence of moisture
A.until each quadrennial PSC inspection
B.until the end of each voyage
C.for a minimum of one year
D.for a minimum of two years
最新試題
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To proceed to the assistance of a ship in distress is（）
One of the reasons that cause oil flowed from sludge outlet of a self-cleaning separator is（）
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