Harold Jarche on Nostr: “Clean air as protection: Filtration and ventilation are powerful tools for ...

“Clean air as protection: Filtration and ventilation are powerful tools for reducing airborne pathogens like SARS-CoV-2. Achieving six to 12 air changes per hour (ACH) in a room can significantly lower infection risk,”

https://thesicktimes.org/2024/12/24/invisible-defenses-a-guide-for-cleaner-indoor-air/