Every existing product carriers of 40000 tons deadweight and above shall be provided with segregated ballast tanks and shall comply with the specified requirements，or，alternatively，operate with（）in accordance with the convention.

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

Functions aboard a tanker or tank barge such as connecting，disconnecting，and topping off must be supervised by（）.

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

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

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? （）

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

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

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.

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