I used to believe that airplane toilets would let your "excrements" fly out into the sky-and fall somewhere on the ground.
A childhood belief about aeroplanes

others believed things like this
- I thought ground beef was the meat they scraped off the ground at the slaughterhouse. Yuck.Anon
- I used to belive that an airplane was my mothers car. I don't no why. — Erilld
- I used to believe that Disney World was up in the sky because you have to take an airplane to get there.— lauren
- I used to think when an airplane ran out of fuel, it stayed stuck in the sky.— BoB
- I used to believe that when you flushed on an airplane, it would land on the people below.Anon
- My niece used to believe that I lived in the sky because she always saw me leave for school on an airplane.Anon