A.Nitrogen
B.Carbon dioxide
C.Sodium
D.Oxygen
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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
A.conduct a fire drill
B.conduct a boat drill
C.log the fore and aft draft marks
D.test the emergency generator
A.mattress fires
B.oil fires
C.wood fires
D.All of the above
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Radiation spreads a fire by（）.
Once a vessel has loaded packaged hazardous cargo，the cargo spaces shall be inspected. The spaces shall also be inspected at least once in every 24 hours. The only exception to daily inspection is when（）.
The blocking or absence of fire dampers can cause（）.
Operation of the valve control release on a fixed CO2 system must immediately（）.
Portable CO2 fire extinguishers should NOT be used to inert a space containing flammable liquids due to the danger of（）.
The canvas covering of fire hose is called the（）.
Regular foam can be used on all but which flammable liquid?（）
The disadvantage of using CO2 is that the（）.
Portable fire extinguishers must be provided for the cargo tank area of an unmanned tank barge（）.
Lifesaving regulations require that a fire drill include（）.