Exploration and production of oil, natural gas, liquified petroleum gas and natural gas liquids, potable water, ground water, geothermal energy and CO2, petroleum engineering, design and construction of facilities Refinery processing of crude oil, i.e. manufacture of motor and industrial fuels, road and industrial butimen, petrochemical raw materials, special gasolines, solvents and other petroleum based small tonnage products Transportation, distribution and storage of LPG and petroleum derivatives Whole and retail sale of petroleum derivatives, oils and lubricants, greases, natural gas and liquified gas, foodstuffs, mixed commodities, vehicles, automotive spare parts and vehicle maintenance kits