Kadena firefighters from the 18th Civil Engineer Squadron check a multiRAE device during a fuel spill exercise at Kadena Air Base, Japan, Oct. 25, 2019. The multiRAE is the most advanced portable chemical detector with the flexibility of up to six gas sensors and the convenience of wireless portability. This multi-gas monitor is versatile and customizable, while delivering real-time access to instrument readings and alarm status from any location. (U.S. Air Force photo by Naoto Anazawa)