Most of the dudes say they don't.. I just let it hang out and go where it pleases. I swim in a lot more lakes and guess what? Guilty of the shower wiz myself. I pee in the shower every morning. And bringing up your "liberal arts" education? Log in or sign up in seconds.
I peed in the shower once. Saves water, go planet! Do you pee in the pool? You're gonna mix them up! Measuring the pH level is a way to assess the relative acidity or alkalinity of the pool water. A pH reading of 7. Amplified because you're naked, as with how you pull your pants down when you use the bathroom.