Organizations that employ petroleum refineries to process or generate diesel fuels, heating oil, hydraulic fluids, petroleum jelly, crude oil, or kerosene are included in InfoGlobalData's Oil & Gas Refining Mailing List. Companies involved in operating oil and gas refineries to manufacture heating, lubricating, fuel oils, gasoline, diesel, jet fuel, propane, kerosene, and other liquefied petroleum gas (LPG) products, make up the Oil & Gas Refining Industry. Marketing operations such as bulk gasoline and crude oil terminals and truck and automobile service stations with or without convenience stores are included in the refining industry.