According to this study by the University of Cambridge, FFP3 masks provided "31-... | Hacker News

Hacker Newsnew | past | comments | ask | show | jobs | submit

joshuaissac on Aug 23, 2021 | parent | context | favorite | on: The Coronavirus Is Here Forever

According to this study by the University of Cambridge, FFP3 masks provided "31-100% protection (and most likely 100%)": https://www.authorea.com/users/421653/articles/527590-ffp3-r... (preprint).

DrJones1098 on Aug 23, 2021 [–]

Face mask policies on a community level.

Not with trained healthcare workers.

Consider applying for YC's Fall 2026 batch! Applications are open till July 27.
Guidelines | FAQ | Lists | API | Security | Legal | Apply to YC | Contact