On Fri, Oct 10, 2014 at 7:50 PM, Jerry Biehler <[email protected]> wrote:
> Uv B is not eye and skin safe. > If Paul would be able to project the UV-B onto something he wanted to excite (not kids, something that would fluoresce), with some non-reflective UV absorber behind... I wonder if that would be OK. They sell those bulbs for reptiles, which lots of kids probably have in their rooms... but if they've got it in a glass case that would likely block the UV.
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