I got in trouble when I was little for taking the 'flat' batteries out of the garbage because they were clearly still round.
A childhood belief about around the house

others believed things like this
- for the longest time every i used to think that Prince's "Raspberry Barret" said "round merry go round"— lin
- my nephew used to believe that when people died, they just needed new batteries.— p-daddy
- I used to think that when people were taking their contacts out that they were taking their eyeball out :) — Jen
- I used to believe that I could make a laser by putting more batteries in a flash light.— Tyler
- I used to think that putting batteries in your ears could electrocute your brain. Hahahaha.Anon
- I used to suck on the ends of batteries intent on gaining super electric powers. Anon