你可能感興趣的試題

On a ship，a cabinet or space containing the controls or valves for the fixed firefighting system must be（）.

A.posted with instructions on the operation of the system
B.ventilated and equipped with explosion-proof switches
C.painted with red and black diagonal stripes
D.equipped with a battery powered source of emergency lighting

單項選擇題

On a class B fire，which portable fire extinguisher would be the LEAST desirable?（）

A.Carbon dioxide
B.Water (stored pressure)
C.Dry chemical
D.Foam

On a ship，a fire drill shall be conducted once every（）.

你可能感興趣的試題

On a ship，a cabinet or space containing the controls or valves for the fixed firefighting system must be（）.

On a class B fire，which portable fire extinguisher would be the LEAST desirable?（）

On a ship，a fire drill shall be conducted once every（）.

On a ship，a cabinet or space containing the controls or valves for the fixed firefighting system must be（）.

On a class B fire，which portable fire extinguisher would be the LEAST desirable?（）