Sneezing and Coronavirus Disease 2019 ( COVID 19)
This closeup view of a sneeze filmed at 2000 frames per second (duration 0. 25 sec) shows its a hot, moist, turbulent gas cloud containing air and mucosalivary droplets that travel as far as 26 feet (78 meters). Current social distancing recommendations for the COVID19 pandemic specify 6 feet of separation. The physics of sneezes and coughs have implications for respiratory pathogen transmission and mask and respirator design. Click for complete details. Video courtesy of Lydia Bo
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