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
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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
A.combustible liquid
B.flammable gas
C.flammable liquid
D.flammable solid
最新試題
Gasoline fumes tend to（）.
Which is NOT a safety precaution to be observed during the loading of LFG?（）
What normally helps in detecting escaping gas? （）
The shut off valve at the gasoline tank which can be operated from outside the tank space （）.
Compared to the amount of concentrated foam liquid used，the amount of low expansion mechanical foam produced is（）.
The amount of LFG that may be loaded into a given tank is determined by（）.
LFG tank and pipeline maintenance should include（）.
Name one major advantage of transporting gas under refrigeration.（）
One of the principal dangers inherent in liquefied petroleum gas is（）.
Where is thicker plating usually found in the construction of integral tanks on a ship? （）