1.1 This Standard is concerned with building fixed and portable containers of LPG and its distributing system, container valves and accessories, filling pipes and discharge pipes. It is also applicable to the following: 1.1.1 Internal combustion engines, fuel containers and pertinent equipment for the use of liquefied petroleum gases as a motor fuel on easily movable, readily portable units including self-propelled vehicles. 1.1.2 Storage of portable containers not in excess of 454 litres water capacity, filled or partially filled, at user location but not connected for use, or in storage for resale by dealers or resellers. 1.1.3 Design, construction, location and operation of refrigerated and nonrefrigerated containers in utility plants. 1.1.4 The appropriate provisions in the Gulf Standard mentioned in item 2.1 shall apply to all these equipment and locations. 1.2 This Standard is not applicable to the following: 1.2.1 Liquefied petroleum gas when used with oxygen in welding and cutting (see the Gulf Draft Standard mentioned in item 2.2). 1.2.2 Using of liquefied petroleum gases for marine purposes