单项选择题
Small quantities of flammable liquids needed at a work site should be（）.
A.used only under the supervision and direction of a ship's officer
B.tightly capped and stowed with other tools near the job site when securing at the end of the day
C.used only when a pressurized fire hose is laid out ready for immediate use
D.in a metal container with a tight cap
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相关考题
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单项选择题
Since the fire is increasing on board the vessel，the Captain orders that the ship be（）.
A.subtle
B.dental
C.brittle
D.scuttled -
单项选择题
Shipping society approved buoyant work vests are considered to be items of safety equipment and may be worn by members of the crew（）.
A.in lieu of life preservers during fire drills
B.in lieu of life preservers during boat drills
C.in lieu of life preservers during an actual emergency
D.when carrying out duties near a weather deck's edge -
单项选择题
Removing which will extinguish a fire?（）.
A.Nitrogen
B.Carbon dioxide
C.Sodium
D.Oxygen
