Air Force Airman 1st Class Jerry Timmons, 673d Logistics Readiness Squadron fuels facilities technician, chips ice from a 50-gallon liquid oxygen cart at Joint Base Elmendorf-Richardson, Alaska, Dec. 4, 2017. Oxygen is pressurized and cooled into a liquid state in order to transport it more efficiently from cryogenic tanks to JBER’s aircraft to provide fresh air to pilots in flight. ( Air Force photo by Senior Airman Curt Beach)

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Size: 3695px × 3071px
Photo credit: © AB Forces News Collection / Alamy / Afripics
License: Licensed
Model Released: No

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