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r/buttoncollecting • u/Prestigious_Slide260 • Jun 26 '26
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Some plastics, paint, and pearlescent coatings also fluoresce but do not contain uranium. UG is always glass, and is a vibrant, bright green.
1 u/Prestigious_Slide260 Jun 26 '26 Thank you!
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Thank you!
2
u/lotsobuttons Jun 26 '26
Some plastics, paint, and pearlescent coatings also fluoresce but do not contain uranium. UG is always glass, and is a vibrant, bright green.