News for hackers. Stuff that matters.

A comment on You Can Just Buy Far-UVC. Parent comment

Re:You Can Just Buy Far-UVC by jefftk on Wednesday January 14, 2026 @05:00PM (#46624294)
That's really interesting; I had thought it was just the high CO2 was a proxy for greater occupancy, but it does look like there is a physical effect.

https://www.nature.com/articles/s41467-024-47777-5

[ Parent | on HN ]
Re:You Can Just Buy Far-UVC by tehjoker on Wednesday January 14, 2026 @05:49PM (#46625031)
Yes, it's due to changing the pH of water in the air.
[ Parent | on HN ]