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.
o simply say that the Wright Brothers invented the airplane doesn't begin to describe their many accomplishments. Nor is it especially accurate. The first fixed-wing aircraft -- a kite mounted on a stick -- was conceived and flown almost a century before Orville and Wilbur made their first flights.