Airman 1st Class Charles Curran, 823rd Maintenance Squadron electrical environmental apprentice, uses a floor scrubber at Nellis Air Force Base, Nev., Jan. 5, 2018. Floor scrubbers remove dust, oil and grease to maintain a safe, clean work environment. ( Air Force

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Size: 1731px × 1155px
Photo credit: © RP Images / Alamy / Afripics
License: Licensed
Model Released: No

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