Industrial Design: Why do bathroom stall doors typically open inward while the larger stalls open outward?
Why do the doors of bathroom stalls open inside, rather than outside?
Why do toilets are always filled with water and how? Why are the gates at the cemetery locked? Why do toilets vary so much between countries? Why is the toilet tank not filling up? Why are single panel doors more popular than 2 panel doors? What is the difference between washroom, restroom, water closet, bath, and lavatory block? Security: Why do doors have two locks? Why do most of the motels have a connecting door between the rooms? Why do US stores have entrances on the left? Why do kitchen cabinets have doors? Why are there pockets in panties? How come toilets in airplanes have no water in them? Why does urine have a tendency to collect at the base of the toilet? Why are toilets called "W.C." in China? Is gender segregation of toilets necessary? Why do some cars have door locks for the central locking system on rear doors? In the People's Republic of China, why are "squat" toilets common? How does one use one? How do I open a locked door that has a small hole in the doorknob? Do tanks have toilets? What is the difference between a bath bar and a face bar? Why there are no toilet at metro stations in India? Why do electric ovens have vents? Why do so many bars have mirrors behind the alcohol bottles? Is it a bad idea to use indoor glass sliding doors in a residential home? Why do multiple females go to the bathroom at the sametime? Why do we have male and female bathrooms and not gay and lesbian bathrooms? Why do girls go to the bathroom in a group? What causes fear of open spaces? Why is my toilet tank empty? Why do males urinate outdoors instead of holding it until they reach a restroom?