A.Water
B.Sand
C.CO2
D.Dry chemical
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A.Leaves a residue
B.Cost，relative to other agents
C.Breaks down while under prolonged storage
D.Conducts electricity
A.Electrically non-conductive
B.Relatively inexpensive
C.Effective against chemicals containing an oxidizer
D.All of the above
A.Insure the chemical is powdery
B.Replace the cartridge
C.Pressure test the discharge hose
D.Test the pressure gauge for proper operation
A.On the Ship Station License
B.On the side of the EPIRB transmitter
C.In the radio log
D.On the Certificate of Inspection
A.In the forepeak
B.In the wheelhouse
C.Throughout the accommodation spaces
D.In locked watertight and fireproof containers on or above the main deck
最新試題
When possible，what should be the FIRST step in combating a fire on deck resulting from a cargo overflow or a leaking cargo line?（）
Which characteristic of Halon is a disadvantage when it is used as a fire extinguishing medium?（）
Which item is NOT included in the fireman’s outfit on a cargo vessel?（）
Which precaution should be taken when testing a line throwing gun?（）
When loading or discharging dry mud or cement，crew members should use facial respirator masks and（）.
Which statement is FALSE concerning precautions during fueling operations?（）
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（）.
Which fire detection system is actuated by sensing a heat rise in a compartment?（）
Which fire extinguishing agent can NOT be used on an ethylenediamine?（）
Which extinguishing agent is most effective on a mattress fire?（）