2012 ESOH Symposium
DENVER -- Tech. Sgt. Daniel Mueller, assigned to the 15th Aeromedical-Dental Squadron at Hickam Air Force Base, Hawaii, talks with Tom Wey from Environmental Quality Management Tuesday in the exhibit hall at the 20th annual Environment, Safety and Occupational Health Symposium at the Colorado Convention Center here. (U.S. Air Force photo by Michael Briggs)