Oil may NOT be transferred unless（）.

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（）.

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?（）

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

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? （）

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.

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.

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

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