I took some glassblowing classes and the first day safety lecture included a bit about this. Eye protection, closed toe shoes, and cotton clothes, precisely for

I took some glassblowing classes and the first day safety lecture included a bit about this. Eye protection, closed toe shoes, and cotton clothes, precisely for this reason. Especially when we were first learning, it was easier than you might think to spill or splash 2000F liquid glass on the ground when gathering it out of the crucible, and that'd turn synthetic clothes into napalm.