> it did provide a handy plot point for the 1989 film The Abyss, in which a rat is able to “breathe” in a similar liquid Yes.. a rat.. (The statute of spoiler

> it did provide a handy plot point for the 1989 film The Abyss, in which a rat is able to “breathe” in a similar liquid Yes.. a rat.. (The statute of spoiler limitations is definitely over, so rather than being coy I'll say that a person undergoes the same procedure, under duress, in an particularly dramatic scene. It's a great movie but I fear its effects won't feel like they've held up well for anybody watching it for the first time.)