单项选择题
What is used to test a tank for oxygen content?（）
A.Combustible gas indicator
B.Vapor indicator
C.Atmosphere analyzer kit
D.None of the above
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相关考题
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单项选择题
What is the proper first aid for LPG in the eye? （）
A.Apply an ice pack to the eye
B.Keep the eyelid closed
C.Flush the eye with plenty of water
D.Rub the eye area clean -
单项选择题
Upon release to the atmosphere，LFG readily（）.
A.vaporizes
B.attacks caustically
C.rises
D.attacks corrosively -
单项选择题
To determine the pressure and temperature limitations under which LFG is required to be transported on a barge，you should look at the（）.
A.Certificate of Inspection
B.loading order
C.rules and regulations for tankers
D.tankerman's document
