Staff Sgt. Thomas C. Sullivan Jr., 319th Medical Support Squadron laboratory technician, checks the growth progress of a bacteria cultures using a magnifying lamp inside a bio-safety examining cabinet inside the medical laboratory, May 22, 2013, at Grand Forks Air Force Base, Medical lab technicians grow various cultures of bacteria to test the effectiveness of chemical dyes, which are then used to identify various types of illnesses in laboratory samples. Staff Sgt. Luis Loza Gutierrez)

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Keywords: air, airforce, amc, force, lab, medical, military, states, united, usa