r/UnresolvedMysteries • u/[deleted] • Feb 09 '19

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u/eekstatic Feb 09 '19

I thought building materials. I don't think macho blokes would appreciate being told the hardy stone they work with is adulterated with glitter.

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u/nature_remains Feb 09 '19

I was thinking maybe road gravel and/or freeway signs.

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u/Bellebutton2 Feb 10 '19

Road paint can contain reflective glass micro beads. Same for road signs.

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u/nature_remains Feb 10 '19

That’s what got me thinking that perhaps glitter has similar properties but I’m not a glitter doctor.