There ain't, but he said "language" because NASA had like some kinda code of conduct for that kinda communications online and she broke it iirc by swearing — and then by calling one of the biggest names in NASA to suck her dick and balls, even though he didn't want her to lose her job over it.

Absolutely not. A company gets to choose who it hires and fires though, and if you act in a way contrary to their rationale then they have no obligation to keep you around.

There's nothing wrong with getting an explicit photorealistic tattoo of a vulva on your forehead either, but your boss at the childcare centre might not like it and you'll probably lose your job.