A.to the top to expel all vapors from the tanks
B.to the top so the operator is certain how much fuel he has aboard
C.with only sufficient fuel for the planned trip so excess gasoline is not carried
D.to near the top with some space allowed for gasoline expansion
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A.settle near the bottom of the bilge
B.settle near the top of the bilge
C.settle evenly throughout all levels of the bilge by mixing with air
D.disperse to atmosphere
A.nitrogen
B.oxygen
C.carbon dioxide
D.water vapor
A.5% or less
B.10% or less
C.15% or less
D.20% or less
A.97 times greater
B.94 times greater
C.10 times greater
D.2 times greater
A.over an electrically heated platinum filament
B.where it is mixed with nitrogen
C.where it is ignited by a sparking device
D.where its specific gravity is measured
最新試題
Butadiene，inhibited，is labeled as a（）.
When fueling has been completed（）.
What is the proper first aid for LPG in the eye? （）
Storage batteries should be charged in a well ventilated area because（）.
The primary hazard of liquefied petroleum gas and liquefied natural gas is（）.
What would you consult to determine the number of persons required on duty while loading a cargo of leaded gasoline on your tanker? （）
What is used to test a tank for oxygen content?（）
Gasoline tanks should be filled（）.
It should be noted（）the use of synthetic mooring ropes able to produce sparks by their manipulation is absolutely forbidden on board petroleum tankers and LPG or LNG carriers，or any vessels carrying inflammable substances.
Gasoline vapor tends to collect（）.