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.
Orville and Wilbur Wright were the inventors of the first airplane. On December 17, 1903, the Wright brothers launched the era of human flight when they successfully tested a flying vehicle that took off by its own power, flew naturally at even speed and descended without damage.