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Sheppard in photos


Sheppard in photos

Airmen and Seamen from the 366th Training Squadron heating ventilation and air conditioning apprentice course students, purge air out of the boiler system during an operational inspection at Sheppard Air Force Base, Texas, Dec. 12, 2017. The release of steam ensures all air has been purged from the system and the boiler is fully functional. (U.S. Air Force by Alan R. Quevy)

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