Gypsum water is a thing: https://en.wikipedia.org/wiki/Three_Legs_Cooling_Water https://en.wikipedia.org/wiki/Three_Legs_Cooling_Water I've been given this as a

Gypsum water is a thing: https://en.wikipedia.org/wiki/Three_Legs_Cooling_Water https://en.wikipedia.org/wiki/Three_Legs_Cooling_Water I've been given this as a treatment for a cold/flu. I drank it (didn't want to be rude) but couldn't stop thinking about how gypsum used to sometimes be contaminated with asbestos (due to coming from the same mines, I think, long ago).