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.

Each fire pump on a tanker must have a pressure gauge located at（）.

Joiner bulkheads on a vessel provide（）.

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

Of the following，the most important consideration for a tanker is（）.

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

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（）.

Litmus paste is used in order to determine（）.

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.

Air compressors are NOT permitted in which space(s) on a tank barge carrying grade A cargo?（）