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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.
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