Here's some footage (with sound!) from the surface of another planet, and you're just gonna scroll past it without even noticing to continue looking at memes, aren't you
Years ago, I was scheduled for a double shift at Olive Garden. I told them my grandma died, and they said “well then can you just work one shift?” I was so furious they’d ask that, I never went back. Also I was lying, my grandma was fine, but still
What does a mask do? Blocks respiratory droplets coming from your mouth and throat.
Two simple demos:
First, I sneezed, sang, talked & coughed toward an agar culture plate with or without a mask. Bacteria colonies show where droplets landed. A mask blocks virtually all of them.