Airman 1st Class Chris Reyburn and Airman Christian Sousa, 552nd Air Maintenance Squadron, ensure they perform all required tasks while going through a chemical decontamination line. Changes to the way "chem training" is done will begin February 2008, with more in-class training done by computer, and a shorter "show-and-tell" hands-on evaluation afterward. (Photo by Senior Airman Lorraine Amaro)