When I was in the 7th grade, the science teacher explained that salt was made up of two poisonous elements- sodium and chlorine. I proceded to ask her if that was why salt was bad for you.
A childhood belief about salt

others believed things like this
- I thought that veruca salt was green salt— Ninny
- I used to think that salt grew on salt trees.Anon
- i used to think salt was made of sand— hibiscus
- i thought salt made food cold, since pepper made it *hot* — cattiva
- I used to think that pepper was only used to mark where you'd put the salt.— BK
- Salt is bad tasting sugar.— cobra