> Weird. Wasn’t lead typically used as an opacifying agent? That's its role in paint, but lead glass [0] is a thing, so transparent lead-based compounds do exi

> Weird. Wasn’t lead typically used as an opacifying agent? That's its role in paint, but lead glass [0] is a thing, so transparent lead-based compounds do exist. [0]: https://en.wikipedia.org/wiki/Lead_glass https://en.wikipedia.org/wiki/Lead_glass