A.subtle
B.dental
C.brittle
D.scuttled
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A.in lieu of life preservers during fire drills
B.in lieu of life preservers during boat drills
C.in lieu of life preservers during an actual emergency
D.when carrying out duties near a weather deck's edge
A.Nitrogen
B.Carbon dioxide
C.Sodium
D.Oxygen
A.Motor gasoline
B.Jet fuel
C.Crude petroleum
D.Alcohol
A.authorized fire equipment servicing personnel only
B.replacing the propellent cartridge and refilling with powder
C.puncturing the cartridge seal after installation
D.recharging the cartridge and refilling it with powder
A.transferring heat across an unobstructed space
B.heated gases flowing through ventilation systems
C.burning liquids flowing into another space
D.transmitting the heat of a fire through the ship's metal
最新試題
Operation of the valve control release on a fixed CO2 system must immediately（）.
The bilge pump on a fishing vessel（）.
Radiation spreads a fire by（）.
The all-purpose nozzle will produce a fog spray when you（）.
The best method of extinguishing a class A fire is to（）.
How long must the records of tests and inspections of fire fighting equipment on board a ship be retained on board?（）
Removing which will extinguish a fire?（）.
The collision bulkhead shall be of（）.
The canvas covering of fire hose is called the（）.
Regular foam can be used on all but which flammable liquid?（）