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.
Wilbur and Orville Wright are credited with the creation of the first self-powered and piloted airplane. The two brothers tested numerous aircraft designs before they successfully built and flew their airplane in 1903. The first plane used a propeller to maintain movement and flight.