A.Bouncing a straight stream of water off the overhead to create spray effect
B.Spraying foam on a bulkhead and letting it flow down and over a pool of burning oil
C.Flooding a paint locker with CO2 and sealing the compartment
D.Cooling adjacent bulkheads with water to prevent the spread of the fire by conduction
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A.Water
B.Foam
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D.Carbon Dioxide
A.Water foam
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A.Manual fire detection system
B.Automatic fire detection system
C.Smoke detection system
D.Watchman's supervisory system
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最新試題
Where would you find the FCC authorization for transmitting on your ship’s EPIRB?（）
Which portable fire extinguisher is normally recharged in a shore facility?（）
Which portable fire extinguisher should be used on a class C fire on board a vessel?（）
Which space(s) on your cargo vessel must have a fire detection system?（）
Which extinguishing agent is recommended in the Chemical Data Guide for use on a carbon disulfide fire?（）
When using a high-velocity fog stream in a passageway，the possibility of a blow back must be guarded against. Blow back is most likely to occur when（）.
When joining the female coupling of the fire hose to the male outlet of the hydrant，you should make sure that the（）.
Where foam extinguishing systems are provided on a ship，each machinery flat in the protected space must have a(n)（）.
Which characteristic is an advantage of Halon as a fire extinguishing medium?（）
When should a fire be ventilated?（）