A.in open air
B.inside cabins
C.in machinery space
D.underwater
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A.actuator
B.annulus
C.accumulator
D.annular preventer
A.controls the amount of gasoline to the engine
B.shuts off the gasoline supply at the tank
C.is used if the gasoline tank leaks
D.All of the above
A.pressure
B.toxicity
C.temperature
D.flammability
A.checking the loading sheet
B.loading to within 1 percent of outage
C.loading to within 10 percent of the safety relief valve setting
D.filling to the maximum level indicated on the liquid level gaging device
A.exposure limits
B.concentration limits
C.threshold limit values
D.substance limit values
最新試題
When fighting fires in spaces containing bottles of LPG (liquefied petroleum gas)，you should （）.
The shut off valve at the gasoline tank which can be operated from outside the tank space （）.
The storage device for nitrogen-pressurized hydraulic fluid，which is used in closing the blowout preventers is called the（）.
LFG tank and pipeline maintenance should include（）.
If you have a liquefied flammable gas barge in tow，which is NOT required of you with respect to the barge and its cargo? （）
Upon release to the atmosphere，LFG readily（）.
The vapor pressure of a gas is the pressure necessary to keep it in a(n)（）.
The amount of LFG that may be loaded into a given tank is determined by（）.
The airborne concentrations of substances (such as H2S) under which nearly all workers may be repeatedly exposed without adverse effects are called（）.
Which is NOT a safety precaution to be observed during the loading of LFG?（）