The delivery of gas from the transmission network to individual end users via (normally) low pressure pipelines. See also Gas transmission.
The process of extracting gas from natural gas fields or coal seams and processing it to remove impurities prior to injecting into the gas grid for ultimate delivery to end users.
A gas shipper is a party that contracts with gas pipeline owners to transport gas through the gas network from a producer to a supply point. A shipper would normally be an energy retailer or large end user.
The bulk transport of gas via high pressure pipelines.
A generic terms for entities that own and operate major electricity generating facilities and are active in the retail market.