I’m going to write this in as delicate a manner as possible; but, know that this is not a delicate issue. And, I can only speak from the woman’s perspective.
Have you thought about public restrooms, especially those found in restaurants? I think about them every time I find it necessary to enter one.
First, let’s talk about the temperature in most of them. They are COLD – really COLD! Sometimes, I think they are cold because they are usually located along the outer walls of restaurants. Maybe, but there seem to be no working heat vents in those rooms.