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
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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
A.extinguish the fire which triggers it
B.limit the spread of fire and control the amount of heat produced
C.protect people in the areas which have sprinkler heads
D.alert the crew to the fire
A.straw
B.booms
C.skimmers
D.chemical dispersants
最新試題
The straight stream capability of an all-purpose nozzle is used in fighting a class A fire to（）.
Triethylene glycol fires may be extinguished by（）.
Ventilation systems connected to a compartment in which a fire is burning are normally closed to prevent the rapid spread of the fire by（）.
The supply of carbon dioxide used in the fixed extinguishing system aboard a cargo vessel MUST be at least sufficient for（）.
To determine if a CO2 fire extinguisher is fully charged，you would（）.
To remedy a leaking fire hose connection at the hydrant，secure the valve and（）.
What is the most important characteristic of the extinguishing agent in fighting a class C fire?（）
What is an advantage of using foam in fire fighting?（）
The ventilation system of your ship has fire dampers restrained by fusible links. Which statement is TRUE?（）
To lubricate the swivel or remove corrosion from a fire hose coupling，you should use（）.