A.put back in service if some CO2 remains
B.hydrostatically tested
C.retagged
D.recharged
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A.CO2
B.fresh air
C.the tested compartment's air
D.water
A.fuel supply
B.exhaust ventilation
C.supply and exhaust ventilation
D.mechanical and natural ventilation
A.over pressurization of the space being flooded
B.rupture of cylinder due to temperature increase
C.over pressurization of the CO2 discharge piping
D.flooding of a space where personnel are present
A.contaminating food with extinguishing agent
B.spreading through the engineering space
C.causing loss of stability
D.a grease fire in the ventilation system
A.cooling the outside bulkheads with water
B.shutting all sources of air into the compartment
C.closing the sea chest
D.flooding the compartment with salt water
最新試題
Fire hose should be washed with（）.
Halon extinguishes a fire by（）.
Control valves of a CO2 system may be located within the protected space when（）.
Fire extinguishers of sizes III，IV，and V are designated as（）.
Flame screens are used to（）.
Flames from small leaks of LFG may be extinguished by（）.
Firefighting foam is only effective when the foam（）.
Halon fire extinguishers are NOT effective when used on which types of fires?（）
Foam is a very effective smothering agent and（）.
How do you operate a portable CO2 fire extinguisher?（）.