Ummm, maybe the 5th state. Those in the boiler biz often refer to superheated steam in supercritical units to be in a state all it’s own.....
Yeah, hear you. The distinction is nebulous Lol! Superheated is more a gas than a vapor, but then we would have to talk about those things and ... well, we’re running out of time as it’s almost time to get back to Trump!