Airman 1st Class Miguel Cascante, 2nd Maintenance Squadron electrical and environmental systems specialist, reviews technical orders before inspecting and maintaining a liquid oxygen tank at Barksdale Air Force Base, La., Oct. 30, 2018. Electrical and environmental systems inspect, clean and maintain liquid oxygen tanks to provide breathable air to B-52 Stratofortress aircrews during flight.

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Size: 1732px × 1155px
Photo credit: © David Wa / Alamy / Afripics
License: Licensed
Model Released: No

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