The death rays that guard life
7 comments
·September 18, 2025Perz1val
Oh yeah, why don't we put an air purifier, UV lamp box combo in each office/classroom? I've never thought about that, but it seems like such an obvious thing to do now
dist-epoch
> Studies have shown that various immunological and autoimmune diseases are much less common in the developing world than the industrialized world and that immigrants to the industrialized world from the developing world increasingly develop immunological disorders in relation to the length of time since arrival in the industrialized world.[23] This is true for asthma and other chronic inflammatory disorders.[18] The increase in allergy rates is primarily attributed to diet and reduced microbiome diversity, although the mechanistic reasons are unclear.
nenenejej
Blows my mind we have only know about UV disinfection for < 100 years.
scirob
I'v seen a "UV" switch next to the regular light switch in some private GP's offices in eastern europe. But I did immediatly think of skin cancer when i saw that switch.
dist-epoch
It's far more dangerous to the eyes than to the skin.
neocron
afaik they use it to desinfect the room after or before usage, not during
I had thought that there were LED-based far-UV sources already on the consumer market, but the startup I'd heard about, Naomi Wu's NuKit222, uses an excimer-based source, not LEDs: https://www.nukit222.com/pages/nukit-torch-quality-provenanc...