A.Smothers burning surfaces，organically destroys fuel
B.Cools fire and adjacent surfaces，provides protective barrier
C.Reaches areas not protected by steam or CO2 smothering systems
D.Allows fire to be attacked from leeward，saturates liquid surfaces
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A.CO2 (carbon dioxide) fire extinguishers
B.foam fire extinguishers
C.water (stored pressure) fire extinguishers
D.All of the above
A.fight an electrical fire
B.fight a magnesium fire
C.eliminate smoke from a compartment
D.All of the above
A.convection
B.conduction
C.radiation
D.spontaneous combustion
A.If a vessel carries two outfits，they may be stored in the same location
B.Each fireman's outfit shall contain a flame safety lamp of an approved type
C.Each fireman's outfit shall contain a fresh-air breathing apparatus
D.All of the above
A.delays due to seizure of the vessel
B.fire caused by fault of the carrier
C.strikes or lockouts
D.improper stowage
最新試題
Water fog from an all-purpose nozzle may be used to（）.
The wooden plug inserted in the vent of a damaged tank of a ship should be removed in case it is decided to（）.
To determine if a CO2 fire extinguisher is fully charged，you would（）.
What is meant by the term overhaul in firefighting?（）
The ventilation system of your ship has fire dampers restrained by fusible links. Which statement is TRUE?（）
What are the most important reasons for using water fog to fight fires?（）
To lubricate the swivel or remove corrosion from a fire hose coupling，you should use（）.
There is a fire in the crew’s quarters of your vessel. You should（）.
The spread of fire is prevented by（）.
What is NOT a characteristic of carbon dioxide fire-extinguishing agents?（）