We interrupt our normal FOAMcast episodes to bring you updates from COVID-19. *Our understanding of COVID-19 is rapidly developing and this may be out of date in days/weeks. So, check back for updates/fact check what you hear* We explore effects of sterilization and re-use on N95s and KN95s efficiency and fit Sterilization of N95s and KN95s with Hydrogen Peroxide and Chlorine Dioxide (Cai et al) Extended use/reuse of N95 and fit test failure (Degesys et al)  Show notes: FOAMcast.org Thanks for listening, Lauren Westafer and Jeremy Faust *Recorded June 19, 2020