Choosing the end urinal, preferably furthest from the door ... turbulent water movement in the toilet bowl that aerosolizes droplets containing bacteria from faecal matter and other contaminants.

Urinal fly, that little target you might find ... Sharpie pen and inscribed “AIM” in bold letters on her home toilet bowl, and her twin boys promptly directed their attention to the target.

A rare toilet exists inside a state park bathroom ... most notably in the curvatures of the bowl edges. A photo posted to urinal.net shows the varied design on a urinal reported at the time ...