4 ms·
A maker's implementation: https://www.youtube.com/watch?v=fzGrh2io9Ds& https://www.youtube.com/watch?v=fzGrh2io9Ds& Looks cool, not sure how well it works.
by zootam 7y ago
A maker's implementation:
https://www.youtube.com/watch?v=fzGrh2io9Ds& https://www.youtube.com/watch?v=fzGrh2io9Ds&
Looks cool, not sure how well it works.
- mleonhard 7y agoThat mask uses UVA which doesn't kill germs. Only the horrifyingly dangerous UVC kills germs. Don't even think about making a DIY UVC device. You could blind yourself in seconds. https://www.bbc.com/future/article/20200327-can-you-kill-coronavirus-with-uv-light https://www.bbc.com/future/article/20200327-can-you-kill-cor...