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Science

hunter

(40,607 posts)

7. The market is already flooded with fake virus killing UVC lamps...

Reply to sl8 (Original post)

Fri Sep 18, 2020, 10:06 AM

Sep 2020

... that don't produce 222 nanometer ultraviolet.

Most ultraviolet LEDs, especially the inexpensive ones, produce something closer to violet than UVC. They'll make Halloween decorations glow but they won't effectively kill coronavirus. Common clear mercury vapor tube ultraviolet lights produce UVC light that's dangerous to eyes and skin.

BTW, here's a link to the AJC article that works"

https://www.ajicjournal.org/article/S0196-6553%2820%2930809-9/fulltext

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Highlight:

Study shows first proof that a safer UV light effectively kills virus causing COVID-19 [View all] sl8 Sep 2020 OP

KNR niyad Sep 2020 #1

Good news. nt flamin lib Sep 2020 #2

Yeah, OK. Laelth Sep 2020 #3

But will UV-C light up the posters like the old black lights? LiberalArkie Sep 2020 #4

Ok. So where does one acquire such a light? BComplex Sep 2020 #5

Now I understand why DFT wanted a UV suppository RainCaster Sep 2020 #6

The market is already flooded with fake virus killing UVC lamps... hunter Sep 2020 #7

Yes, and there are also other, actually germicidal, UVC lamps available sl8 Sep 2020 #8