Air Force Senior Airman Velentine Orta-Bartolon, 19th Aerospace Medicine Squadron Bioenvironmental technician, calibrates a device May 18, 2017, at Little Rock Air Force Base, Ark. The equipment is calibrated by using radiation sources to detect contamination. ( Air Force photo by Airman 1st Class Grace Nichols)

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Keywords: 19th, aerospace, amds, bioenvironmental, biohazard, hazmat, medicine, squadron