Its likely the Egyptians were able to produce something similar maybe thats where they got the idea for the pyramids
Zhang CQ, Leeming E, Smith P, Chung PK, Hagger MS, Hayes SC
Reverse Thrust - The Autostream feathering propeller will rotate its blades 180 degrees on their axes going from forward to reverse in less than one shaft revolution, thus presenting the same leading edge of the blade in both directions, thus giving the same efficiency in both directions
improved circulation and lung function Helpful Handouts Quit Tobacco Handout Date: 1/5/2026 References Ferdinand, P
Its crucial that you keep your e-cigarette or batteries, whichever you require, charged to prove if necessary that your device fully works if questioned