Jim Sheppard, an Arnold Engineering Development Complex engineer, discusses the challeges of data collection in a altitude-replicating turbine engine test cell with prospective engineering students during the annual AEDC Engineer for a Day event held Feb. 22, 2017 at Arnold Air Force Base, Tennessee. ( Air Force photo/Rick Goodfriend)

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Photo credit: © AB Forces News Collection / Alamy / Afripics
License: Licensed
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Keywords: day, engineer