A.fixed foam systems to be ineffective
B.faster cooling of the fire
C.the accumulation of explosive gases
D.the fire to spread through the ventilation system
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A.secure the engine room ventilation
B.secure the machinery in the engine room
C.evacuate all engine room personnel
D.All of the above
A.immediately above the level of the oil
B.at the top of the tank
C.in the vent riser
D.one meter from the deck
A.fuel tanks
B.spark plugs
C.carburetors
D.distributors
A.remotely operated valves
B.fusible links
C.C02 system pressure switches
D.heat or smoke detectors
A.remote operated valve
B.fusible link
C.CO2 system pressure switch
D.heat or smoke detector
最新試題
Blocking open or removing fire dampers can cause（）.
Dry chemical extinguishers extinguish class B fires to the greatest extent by（）.
Control of flooding should be addressed（）.
Due to the hazards involved with Halon extinguishers on a ship，the size II extinguisher may only be used（）.
Dry chemical fire extinguishers are effective on which type(s) of fire?（）
Each fire hose coupling on a ship must have threads that meet the specifications of the（）.
Controls for a fixed carbon dioxide system shall be mounted（）.
On a hydrocarbon flammability chart the line which extends from 0% to 21.8% oxygen，lying tangent to the flammability range，is called the（）.
During a fire drill on a ship，what action is required?（）
Each fire hydrant serving machinery spaces containing oil fired boilers，internal combustion machinery，or oil fuel units must be equipped with a（）.