The winner of the 1946 Nobel Prize for Physics created what to seal a pressure chamber and compress its contents to high pressure?
Bridgman seal: A Bridgman seal, invented by and named after Percy Williams Bridgman, can be used to seal a pressure chamber and compress its contents to high pressures (up to 40,000 MPa), without the seal leaking and releasing the pressure Percy Williams Bridgman: Percy Williams Bridgman (21 April 1882 – 20 August 1961) was an American physicist who won the 1946 Nobel Prize in Physics for his work on the physics of high pressures.
Bridgman seal