A.carbon dioxide
B.Halon 1301
C.dry chemical
D.water fog
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A.Carbon dioxide
B.Dry chemical
C.Foam
D.All of the above
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
最新試題
An extinguishing agent which effectively cools，dilutes combustible vapors，removes oxygen，and provides a heat and smoke screen is（）.
A small fuel spillage has occurred during helicopter refueling. After the leak has been stopped and fire-control personnel have been notified and are standing by，the next step is to（）.
A fuel line breaks，sprays fuel on the hot exhaust manifold，and catches fire. Your FIRST action should be to（）.
After extinguishing a fire with CO2，it is advisable to（）.
A passenger vessel is required to have a supervised patrol when（）.
A galley grease fire on the stove may be extinguished using（）.
An important step in fighting any electrical fire is to（）.
A GROUP OF CREW MEMBERS TRAINED FOR FIGHTING FLOODING IN THE VESSEL are known as（）.
A large oil fire on the deck of a ship can be fought most effectively with（）.
A marine chemist issues gas free certificates and is certified by the（）.