jet178The Heinkel He 178 was an experimental aircraft desned and produced by the German aircraft manufacturer Heinkel.It was the world's first aircraft to fly using the thrust from a turbojet engine.. The He 178 was developed to test theThe Heinkel He 178 was an experimental aircraft desned and produced by the German aircraft manufacturer Heinkel.It was the world's first aircraft to fly using the thrust from a turbojet engine.. The He 178 was developed to test the