![Here’s Why Face Masks Don’t Contain Your Cough Very Well [VIDEO]](http://townsquare.media/site/112/files/2020/03/RS4670_93458614-scr.jpg?w=630&h=420&zc=1&s=0&a=t&q=89&w=980&q=75)
Here’s Why Face Masks Don’t Contain Your Cough Very Well [VIDEO]
A German scientist set up a special video camera that shows the air expelled when a man coughs. He coughs into plain air, into his hand, his elbow, a dust mask and then into a surgical mask. I'm quite surprised that coughing into your elbow works the best!
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