USMC Chem Training
DYESS AIR FORCE BASE, Texas- Staff Sergeant Clayton Greer, Detachment one, walks out of the gas chamber with the assistance of Airman First Class Mathew Moklar, emergency management, April 12. Before a service member can exit the chamber they are required to answer a question to ensure they receive the full affects of the tear gas. (U.S. Air Force photo by Senior Airman Courtney Richardson)