BHP Billiton Plc, together with its subsidiaries, operates as a resources company that discovers, acquires, develops, and markets natural resources worldwide. The company engages in the exploration, development, and production of oil and gas; development of potash; mining of metallurgical coal, thermal coal, copper, silver, lead, zinc, molybdenum, uranium, gold, and iron ore. It is also involved in the exploration, development, and production of hydrocarbons; and provision of freight, administrative, and logistics services. BHP Billiton Plc sells its copper and zinc concentrates to smelters; copper cathodes to wire rod and brass mills, and casting plants; uranium oxide to electricity generating utilities; metallurgical coal to steel producers; and energy coal to electricity generation industry. The company was formerly known as Billiton Plc. The company was incorporated in 1996 and is based in London, the United Kingdom. BHP Billiton Plc is a subsidiary of BHP Billiton Group.