Good laymans summary of the science behind mask-wearing:
A second laymans article on the science behind mask-wearing:
https://www.bbc.com/future/article/20200504-coronavirus-what-is-the-best-kind-of-face-mask
Composition of saliva (the microdroplets generated by coughs and sneezes):
https://www.thejpd.org/article/S0022-3913(01)54032-9/fulltext
Size distribution of microdroplets generated by sneezing:
https://royalsocietypublishing.org/doi/10.1098/rsif.2013.0560
Particle sizes stopped by masks (this is the most important link:
https://pubs.acs.org/doi/10.1021/acsnano.0c03252
Positive pressure face mask (for those prone to hypoxia):
https://cleanspacetechnology.com/us/cleanspace2/
The cleanspace2 is only about 900 bucks. That should be within reach for everyone that could use it (do I need the sarc tag here).
I can’t find a proper respirator or replacement cartridges anywhere that isn’t exorbitantly priced (if it is even available - most aren’t) to save my life.
Keep telling yourself that and you may actually start believing it:
https://www.researchgate.net/publication/340570735_Masks_Don’t_Work_A_review_of_science_relevant_to_COVID-19_social_policy
There are hundreds of studies showing they don’t work and some showing they make things worse.