A.cool the craft in a fire
B.cool the engine
C.spray oil on the sea to calm it
D.spray personnel during a fire
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A.cooling surfaces adjacent to the fire
B.leaving combustibles in the endangered area
C.increasing the oxygen supply
D.All of the above
A.shutting off the oxygen supply
B.cooling surfaces adjacent to the fire
C.removing combustibles from the endangered area
D.removing smoke and toxic gases by ensuring adequate ventilation
A.painted red and labeled
B.concealed from the crew
C.protected by plexiglass
D.padlocked
A.the name of the person conducting the test
B.the weight of the charge
C.recommendations for the next test
D.All of the above
A.removing the oxygen
B.cooling the fire below the ignition temperature
C.removing combustible material
D.diluting combustible vapors
最新試題
What is the most vulnerable part of the fire main system on board an offshore rig?（）
What are the most important reasons for using water fog to fight fires?（）
What is NOT a characteristic of carbon dioxide fire-extinguishing agents?（）
Water fog from an all-purpose nozzle may be used to（）.
What does the term head mean when applied to a fire pump?（）
The straight stream capability of an all-purpose nozzle is used in fighting a class A fire to（）.
To lubricate the swivel or remove corrosion from a fire hose coupling，you should use（）.
The wooden plug inserted in the vent of a damaged tank of a ship should be removed in case it is decided to（）.
What is an advantage of using foam in fire fighting?（）
What is an advantage of using foam in fire fighting?（）