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April 17, 2020 05:27 pm
Photo by Justin Setterfield/Getty Images
Original Link: https://www.theverge.com/2020/4/17/21224815/talking-spit-watch-particles-mask-laser-droplets-visualization
A video uses lasers to show how you spit when you talk
Photo by Justin Setterfield/Getty Images
Even if you don’t think you spit when you talk, you definitely do — and a new video highlights that spit with lasers. The video, published in The New England Journal of Medicine, showed how the spurts of particles released when someone said “stay healthy” at various volumes. Then, it showed how the particle volume changed when the same person said “stay healthy” with their mouth covered by a damp washcloth.
NEJM visualizes how droplet spread during speaking
— Andy Biotech (@AndyBiotech) April...
The louder you speak, the more droplet.https://t.co/ffLfT0rzOy
Watch how droplets were almost entirely eliminated when covered with a damp cloth
“My mask protects you; your mask protects me.” #Masks4All #COVID19 #coronavirus pic.twitter.com/CNkFXi6Fye
Original Link: https://www.theverge.com/2020/4/17/21224815/talking-spit-watch-particles-mask-laser-droplets-visualization
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