News for hackers. Stuff that matters.

A comment on Covid-19 projects looking for volunteers. Parent comment

Re:Covid-19 projects looking for volunteers by omegaworks on Wednesday March 18, 2020 @04:36PM (#22620976)
Droplets on the mask and you breathe them in right through it.
[ Parent | on HN ]
Re:Covid-19 projects looking for volunteers by ddxxdd on Wednesday March 18, 2020 @05:48PM (#22621579)
Surgical masks contain a wax barrier that prevents the healthcare worker from spreading their own germs.

If a surgical mask can stop germs from going out of the mouth, then I better hear a more rigorous reason why that same mask doesn't work in the opposite direction.

[ Parent | on HN ]
Re:Covid-19 projects looking for volunteers by ardy42 on Wednesday March 18, 2020 @06:08PM (#22621795)
> If a surgical mask can stop germs from going out of the mouth, then I better hear a more rigorous reason why that same mask doesn't work in the opposite direction.

One word: leakage.

Watch this:

Healthcare - Mask vs. Respirator Video - 3M Worker Health and Safety

https://www.youtube.com/watch?v=JR2uLfEVD2w

[ Parent | on HN ]