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.
The first Whittle engine successfully flew in April, 1937. This engine featured a multistage compressor, and a combustion chamber, a single stage turbine and a nozzle. â¢ The first jet airplane to successfully use this type of engine was the German Heinkel He 178 invented by Hans Von Ohain. It was the world's first turbojet powered flight. â¢ General Electric for the US Army Air Force built the first American jet plane. It was the XP-59A experimental aircraft.