Airman First Class Travis Allred, a cryogenics and distribution technician, inspects liquid oxygen in a beaker that will be used for the "sniff" test. The sniff test is used to make sure the LOX has no smell and is safe for use.


Size: 1631px × 1139px
Photo credit: © LOU Collection / Alamy / Afripics
License: Licensed
Model Released: No

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