Individual wires，used in systems greater than 50 volts,（）.

In order to reduce the accumulation of static electricity while loading petroleum products，you should（）.

Every oil tanker operating with dedicated clean ballast tanks shall be（）with a Dedicated Clean Ballast Tank Operation Manual detailing the system and specifying operational procedures.

Before you start an engine in a compartment，it’s MOST important to（）.

Protective clothing must be worn while sampling hazardous cargo on a tanker，and as a minimum includes（）.

Every new crude oil tanker of 20000 tons deadweight and above and every new product carrier of 30000 tons deadweight and above shall be（）with segregated ballast tanks.

Notwithstanding the provisions of this Regulation，the segregated ballast conditions for oil tankers less than 150 meters in length shall be to the（）of the Administration.

Gasoline fuel tank vents should terminate（）.

If you are bunkering and you close off one tank in the line of tanks being filled，the rate of flow to other open tanks on the same line will（）.

In setting the valves on a steam-smothering system on a tanker，the master control valve to cargo tanks should be（）.