I don't understand why this story was removed: "It turns out the six-feet social-distancing rule had no scientific basis", >>39200511
On a forum with an overwhelmingly science-minded audience, it bothers me that an important topic like that is deemed untouchable.
If you demand precise scientific rigor in all aspects of everyday life, public health is probably not the career field for you.
Put a water hose on mist and spray someone with it. Then put a cloth over the nozzle and try to spray them. It's self evident yet people just could not grasp it.
https://www.cochranelibrary.com/cdsr/doi/10.1002/14651858.CD...
It is an extraordinary claim that wearing a mask properly does not reduce transmission of viral particles. You'll need to come up with a physical basis for this unintuitive hypothesis if you want to be taken seriously. Then you can point to studies whose results are explained by that hypothesis.
I'm not trying to prove anything. I just rely on the judgement of domain experts.
In this thread I cited Cochrane, The Lancet, SciAm and Science Magazine. If you have more reputable sources, please share them here.
>You'll need to come up with a physical basis for this unintuitive hypothesis if you want to be taken seriously.
It's only unintuitive if you stick to the droplet model. SARS-CoV-2 however spreads like smoke through the air, as I documented already extensively in this post: