单项选择题
Which statement is FALSE concerning precautions during fueling operations?()
A.All engines,motors,fans,etc. should be shut down when fueling
B.All windows,doors,hatches,etc. should be closed
C.A fire extinguisher should be kept nearby
D.Fuel tanks should be topped off with no room for expansion
相关考题
-
单项选择题
Which space(s) on your cargo vessel must have a fire detection system?()
A.Any compartment containing explosives
B.Any compartment adjacent to one containing explosives
C.Enclosed spaces which are specially suitable for vehicles
D.All of the above -
单项选择题
Which precaution should be taken when testing a line throwing gun?()
A.Never remove the line from the rocket
B.Fire it at an angle of approximately 90 degrees to the horizon
C.Wear asbestos gloves
D.All of the above -
单项选择题
Which portable fire extinguisher should be used on a class C fire on board a vessel?()
A.Carbon dioxide
B.Water (stored pressure)
C.Foam
D.Carbon tetrachloride
