Airmen practice contamination control
Airman 1st Class Ashley Charfauros uses a joint chemical agent detector to check for "chemical contamination" on Airman 1st Class Jennea Allen before allowing her to leave a contamination control area May 20, 2010, at Spangdahlem Air Base, Germany. Airmen Charfauros and Allen are with 52nd Civil Engineer Squadron. (U.S. Air Force photo/Senior Airman Benjamin Wilson)