Air Force Staff Sgt. Ryan Schmutzler, 20th Civil Engineer Squadron water and fuel systems maintenance craftsman, conducts an inspection on a fire suppression system at Shaw Air Force Base, , June 9, 2016. Fire suppression systems are tested annually to ensure proper function. Airman 1st Class Destinee Dougherty)

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Size: 1935px × 1291px
Photo credit: © PJF Military Collection / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: #water, air, airforce, force, fuel, military, states, systems, united, usa