Bioenvironmental helps keep Service members safe

U.S. Air Force Airman 1st Class Alex McClendon, 633rd Aerospace Medicine Squadron bioenvironmental engineer technician, performs a gas mask fit test on Senior Airman Sarah Lowry, 633rd AMDS bioenvironmental engineer technician at Langley Air Force, Va., Jan. 9, 2015. During the test, Lowry looked up and down and side to side to help ensure masks fits properly and to pass the fit test. (U.S. Air Force photo by Airman 1st Class Areca T. Wilson/Released)

U.S. Air Force Airman 1st Class Alex McClendon, 633rd Aerospace Medicine Squadron bioenvironmental engineer technician, tests a water sample at Langley Air Force, Va., Jan. 9, 2015. McClendon used phenol red to test the pH levels of the base water supply. In addition to testing pH levels, the 633rd AMDS test ten samples of water per month for bacteria. (U.S. Air Force photo by Airman 1st Class Areca T. Wilson/Released)

Bioenvironmental helps keep Service members safe

U.S. Air Force Senior Airman Sarah Lowry, 633rd Aerospace Medicine Squadron bioenvironmental engineer technician, dons a gas mask before a fitting at Langley Air Force, Va., Jan. 9, 2015. Gas masks are tested to guarantee masks fit properly and no harmful chemicals can seep through. (U.S. Air Force photo by Airman 1st Class Areca T. Wilson/Released)

Bioenvironmental helps keep Service members safe

U.S. Air Force Airman 1st Class Alex McClendon, 633rd Aerospace Medicine Squadron bioenvironmental engineer technician, performs a water quality check at Langley Air Force, Va., Jan. 9, 2015. The 633rd AMDS Bioenvironmental Office performs daily checks on water samples from base to ensure safe for use. (U.S. Air Force photo by Airman 1st Class Areca T. Wilson/Released)

Bioenvironmental helps keep Service members safe

U.S. Air Force Senior Airman Felicia Still, 633rd Aerospace Medicine Squadron bioenvironmental engineer technician, uses a HAPSITE ER Chemical Identification System at Langley Air Force, Va., Jan. 9, 2015. The HAPSITE ER is a person-portable Gas Chromatograph/Mass Spectrometer which delivers qualitative and quantitative lab-quality results in the field. (U.S. Air Force photo by Airman 1st Class Areca T. Wilson/Released)