When I was little I used to believe that salt and pepper had a specific purpose: Salt cooled the food down and pepper took the "smoke" (steam) away!
A childhood belief about salt

you weren't the only one
23 of you believed this
- I used to believe that adding salt to food will make it cooler.— Ale Nijamkin
- i thought salt made food cold, since pepper made it *hot* — cattiva
- When I was little, about 3, I belived salt cooled hot foods off.Anon
- Always adding salt to my soup which was obviously served hot, I thought that salt cooled off the food.— mateo
- I believed that putting salt and pepper on my food would cool it down.— Jen