A.at work，only
B.in his or her berthing area，only
C.BOTH at work and in his or her berthing area
D.None of the above
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A.have a design burst pressure of at least 25 psig
B.be capable of withstanding at least 2.0 psi vacuum without collapsing or constricting
C.be electrically continuous with a maximum resistance of ten thousand ohms
D.All of the above
A.six weeks
B.six months
C.twelve months
D.two years
A.the name of the unit on which it is located
B.the date that it was installed on the unit
C.the names of the individuals qualified to use it
D.an identification number different from other extinguishers on the unit
A.the pump discharge
B.the manifold connection
C.each fire station discharge
D.the pump station
A.American Petroleum Institute
B.National Standard Fire hose Coupling
C.American Society of Mechanical Engineers
D.Underwriter's Laboratories，Inc
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During which condition should the operator of a pedestal crane shutdown operations?（）
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During which condition should the operator of a pedestal crane shutdown operations?（）
Fire extinguishers used on ship’s are numbered by size I through V，with I being（）.
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Foam-type portable fire extinguishers are most useful in combating fires involving（）.
During the manufacture of line，yarns are twisted together in the（）.
Fire dampers prevent the spread of fire by（）.
Fire protection regulations for towing vessels allow all of these types of fuel piping，EXCEPT（）.
Each hand portable fire extinguisher on a ship must be marked with（）.