Cupellation (en.wikipedia.org)

Stop sharing fake wiki nonsense

>"The lead oxidises to lead monoxide, then known as litharge... Some of the litharge evaporates,"

This sounds vile. The article doesn't discuss the health impact this process had on the metallurgists!

There is a great channel on Youtube called Ghost Town Living. It follows an individual living in an old California mining town, trying to preserve its history. Recently he has begun the process of pulling ore out of the mine and refining to silver. He talks through this cuppellation process. https://youtube.com/c/GhostTownLiving