Senior Airman Erica Daniels, 15th Medical Group Bioenvironmental Engineering Flight bioenvironmental engineering technician, checks the Wet-bulb Globe Temperature readings to determine environmental hazards for Airmen at Joint Base Pearl Harbor-Hickam, Hawaii, July 16, 2020. The three sensors on top, from left to right, measure the Globe Bulb temperature, the Natural Wet Bulb temperature, and the Dry Bulb temperature. (U.S. Air Force Photo by 2nd Lt. Benjamin Aronson)