US hypersonic plane, pilot pressure suit. Hypersonic refers to speeds of more than Mach The prototype suit being tested here, in a vacuum chamber full of what are presumably heat lamps was for the plane.
1925 The Isolator is a bizarre helmet invented in 1925 that encourages focus and concentration by rendering the wearer deaf, piping them full of oxygen, and limiting their vision to a tiny horizontal slit. The Isolator was invented by Hugo Gernsback,.
Question 3 a) It can be used for astronauts to help them get to know how space really feels, and train them, it can be used for simulating sky diving while inside a indoor skydiving place, finally it can be used to help driving students simulate driving.