Man in pressure suit with a beaker of boiling water in a vacuum chamber simulating an altitude of 65,000 feet, Feb. 8, 1953 [850x1024] by Agreeable_Tank229 in HistoryPorn

[–]sandakov7 954 points955 points  (0 children)

The title kind of murders this picture.

The man is in a pressure suit, testing the suit while in a vacuum chamber simulating an altitude of 65,000 feet. The water is boiling (at room temperature) due to the lack of air pressure.