Fogging COVID-19
17th Civil Engineer Squadron Pest Controller Omar Martinez, walks around a classroom dispersing a disinfectant mist on all surfaces at Goodfellow Air Force Base, Texas, March 30, 2020. The chemical used is 99 percent effective at bonding to germs on the surface and killing them within the dwell time of 20 minutes. (U.S. Air Force photo by Senior Airman Seraiah Wolf)