co-pilot means a pilot operating other than as pilot-in-command, on an aircraft for which more than one pilot is required, but excluding a pilot who is on board the aircraft for the sole purpose of receiving flight instruction for a licence or rating.
connection pipe means a pipe, the ownership of which is vested in the Council and installed by it for the purpose of conveying water from a main to a water installation, and includes a "communication pipe" referred to in SABS Code 0252 Part I;
oil tanker means a ship constructed or adapted primarily to carry oil in bulk in its cargo spaces and includes combination carriers and any “chemical tanker” as defined in Annex II of the present Convention when it is carrying a cargo or part cargo of oil in bulk.
Pipeline means any pipe, pipes, or pipelines used for the intrastate transportation or transmission of any solid, liquid, or gaseous substance, except water.
Pipe or “Piping” means a hollow cylinder or tubular conduit that is constructed of non-earthen materials.