Every new crude oil tanker of 20000 tons deadweight and above shall be fitted with a cargo tank cleaning system using（）.

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

For the purpose of（）tank or hold washings from any vessel，an application shall be made to Harbor Authorities for approval.

On the all-purpose nozzle，the position of the valve when the handle is all the way forward is（）.

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（）.

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

If the Certificate of Inspection of a damaged tank barge has expired，which certificate may be issued to allow its movement to a repair facility? （）

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.

Existing crude oil tankers may，（）being provided with segregated ballast tanks or operating with a cargo tank cleaning procedure using crude oil washing，operate with dedicated clean ballast tanks in accordance with the specified provision of the Regulation.