[quote=“Random_dragon, post:42, topic:11213”]Hmm. Pressure might have that effect, though I’m not sure how pronounced it’d be.[/quote]it’s indirect - lowered pressure lowers the boiling point of water, so think of it as being similar to sweating, but more intense, and from any exposed body part that contains water. it’s probably why the eye froze over in that farscape example - mouth, eyes, lungs are all vulnerable.
of course, the whole ‘no oxygen to the brain or potential stroke/heart attack from blocked arteries’ thing is much more dangerous