The 20th Component Maintenance Squadron precision measurement equipment laboratory (PMEL) assists partners ranging across 190 work centers and Air Combat Command sites. PMEL Airmen are tasked with calibrating, tuning and maintaining various pieces of equipment with the practice of “metrology,” or “the study of measurements.” ( Air Force photo by Airman 1st Class Christopher Maldonado)

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Size: 3991px × 2656px
Photo credit: © AB Forces News Collection / Alamy / Afripics
License: Licensed
Model Released: No

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