John Zakutney, a deaf volunteer, being lowered into a human centrifuge. Since deaf individuals have inactive pressure-sensitive cochleas, Zakutney and 11 others were recruited by NASA for weightlessness, balance, and motion sickness experiments.
https://s3-us-west-1.amazonaws.com/h...centrifuge.jpg
Previously:
https://www.homemadetools.net/forum/...882#post164023
https://www.homemadetools.net/forum/...173#post161167
https://www.homemadetools.net/forum/...600#post132601
https://www.homemadetools.net/forum/...399#post116798
https://www.homemadetools.net/forum/...193#post115877