If you can find a dental lab, the sort that makes crowns and bridges, they'll have this infrastructure, or at least they used to in the 2000s and before. My fa

If you can find a dental lab, the sort that makes crowns and bridges, they'll have this infrastructure, or at least they used to in the 2000s and before. My father worked at such a lab, and occasionally the dentists who owned it would ask him to cast wedding rings (no doubt made from the scrap gold leftover from regular work).