A.Carbon dioxide
B.Dry chemical
C.Foam
D.All of the above
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A.pack-strap carry
B.two man extremities carry
C.fireman's drag
D.four man log roll
A.Fire a red flare at night or a red smoke signal by day
B.Send the Morse signal N by flashing light
C.Make a round turn (360°) and resume course
D.Make an S turn (hard right then hard left) and resume course
A.greater range
B.effectiveness on all types of fires
C.cleanliness
D.All of the above
A.a mattress
B.spilled liquids such as oil or paint
C.high voltage electrical gear
D.a trash can
A.carried by hand to a fire
B.carried or rolled to a fire
C.recharged in the field
D.used on class 'B' fires
最新試題
An inert gas system is designed to reduce the possibility of tank explosions by（）.
A spring line is（）.
According to the regulations，what fire safety control feature is required in quick-closing shut off valves?（）
Any firefighting equipment that is carried in addition to the minimum required must（）.
An engine compartment gasoline fire requires which type of extinguisher?（）.
A spanner is a（）.
As compared to carbon dioxide，dry chemical has which advantage?（）.
A fuel line breaks，sprays fuel on the hot exhaust manifold，and catches fire. Your FIRST action should be to（）.
At night while the ship is tied up to the dock，a fire breaks out in a cargo hatch. After sounding the alarm，what should the person on watch do?（）
A GROUP OF CREW MEMBERS TRAINED FOR FIGHTING FLOODING IN THE VESSEL are known as（）.