A.permits the passage of vapor but not of flame
B.prevents the passage of flammable vapors
C.prevents inert gas from leaving a tank
D.permits vapors to exit but not enter a tank
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A.A load on top system
B.Direct line system
C.Circle line system
D.An inert gas system
A.Evaporation
B.Dispersion
C.Emulsification
D.Drifting
A.Emulsification
B.Sedimentation / Sinking
C.Oxidation including photooxidation
D.Burning organized by RCC
A.Biodegradation
B.Dissolution
C.Cleaning up by crew with skimmers
D.Oxidation including photooxidation
A.The grades of cargo that an oil tanker is permitted to carry
B.A checklist of the equipment installed for controlling the discharge of oil
C.The trade routes upon which the vessel may operate
D.A list of the underwriters who will assume financial responsibility in the event of an oil spill
最新試題
Petroleum cargo tanks should not be topped off at deck level when loading on a cold day because（）.
Releasing oil from the sea anchor of a survival craft may（）.
Inerting means（）.
What action must be taken when an individual cargo tank is closed off from the inert gas system by the tank isolation valve?（）
The combined fan discharge rate in an inert gas system is related to the（）.
One of the principal dangers inherent in liquefied petroleum gas is（）.
The fresh air intake of the inert gas system（）.
The purpose of inert gas systems aboard tankers is to（）.
The component in an inert gas system used for cleaning the gas of solid and sulphur combustion products，while simultaneously cooling the inert gas，is called the（）.
In setting the valves on a steam-smothering system on a tank vessel，the master control valve to cargo tanks should be（）.