Senior Airman Trevor Dickerson, 49th Materiel Maintenance Squadron utilities shop journeyman, pours a chemical into a reverse osmosis water purification system during a Basic Expeditionary Airfield Resources Base five-day training exercise at Holloman Air Force Base, N.M., July 10. The system allows Dickerson to retrieve water from a natural source and produce drinking water. (U.S. Air Force photo by Senior Airman Kasey Close/Released)
Senior Airman Kasey Close
Taken on 10 July 2013
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