Ah, thanks.
A link @ the link says reuse up to 50x ok.
thttps://www.fda.gov/emergency-preparedness-and-response/mcm-regulatory-science/investigating-decontamination-and-reuse-respirators-public-health-emergencies
This could really help hospitals a lot.
I’m guessing many nurses and doctors are lamenting that only weeks ago they were tossing their masks when they left each room. :(