Suits of hazard: emergency response training
Senior Airman Carlos Tovar, 374th Civil Engineer Squadron emergency management journeyman, uses a spectroscopy instrument to identify unknown solid and liquid samples, May 6, 2015, at Yokota Air Base, Japan. The instrument, which is utilized by first responders, homeland security, military, law enforcement and forensic chemistry personnel, uses a laser to identify samples. (U.S. Air Force photo by Airman 1st Class Elizabeth Baker/Released)