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.

Litmus paste is used in order to determine（）.

During oil transfer operations，who is responsible for ensuring that the posted transfer procedures are followed?（）.

Any oil tanker which is not required to be provided with segregated ballast tanks in accordance with this paragraph may，however，be qualified as a segregated ballast tanker （）it complies with the other requirements of paragraphs of this Convention.

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

After an IOPP Certificate is issued to an inspected vessel，how many other surveys of the vessel’s pollution prevention equipment are conducted during the period of validity of the certificate?（）

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 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.

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.

Joiner bulkheads on a vessel provide（）.