What Stains Can A Black Light Detect

What Stains Can A Black Light Detect

Appraisers use them to detect forgeries of antiques. Many paints today contain phosphors that will glow under a black light, while most older paints do not .
Can I use a Blacklight to search for bacteria, and how efficiently will it detect bacteria?. The backlight bacterial stains from Molecular probes(Invitrogen) is cool.
The urine will glow in the dark using a blacklight (longwave UV light).. UV fluorescence can show overpainting or retouching and identify types of stains. One can detect repair in paintings and rugs using UV light, as differences can be seen .

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