Smash Mouth at Sturgis

[suzzer99]

Originally Posted by Lzen

That was fascinating. I enjoyed that. Science is so cool sometimes.

But that didn't show anything about using a mask so I'm not sure how you can come to the conclusion you did.

Common sense? You can see what happens with no mask. You know small breath droplets are too big to just pass through a mass unimpeded. They still sneak out the top and bottom, but they don't have the same trajectory or velocity.



Here's this.