Identifying the source of your supplied metals is the main purpose of Conflict Minerals Compliance. A Smelter is the first stop for raw materials once they have been mined or recycled by the provider.
The first airplane to take flight was built by the Wright brothers  in Ohio USA and was transported first to North Carolina and flown  for its first time there.
Cartesian Plane. The French mathematician Rene Descartes first introduced the Cartesian plane. The word âCartesianâ comes from the Latin word Cartesium. The idea to explain the Cartesian plane was developed by Rene Descartes and Pierre de Fermat in 1637.