CBRN Training Air Force Senior Airman Ryan Hornyak, 374th Civil Engineer Squadron emergency management journeyman, breaks a tablet of 2-chlorobenzalmalononitrile in a gas mask confidence chamber during chemical, biological, radiological and nuclear training at Combined Arms Training Center Camp Fuji, Japan, July 6, 2018. Air Force photo by Yasuo Osakabe SHARE IMAGE: Download Image: Full Size (0.8 MB) Tags: Japan , Air Force , Airman , Indo-Pacom, CBRN , Combined Arms Training Center Camp Fuji , Indo-Pacific Command Photo By: Yasuo Osakabe VIRIN: 180706-F-PM645-2799A.JPG Photo Gallery