In middle school, when we got a new refrigerator, I thought that we had two kinds of water. Regular water and then "light" water. My mom was trying to lose weight and so I told her to drink the light water. I still get made fun of to this day.
A childhood belief about around the house

others believed things like this
- I thought tonic water was toxic water and wondered why would anyone drink it if it is toxic?— Dr.Badguy
- I thought that hydrogen was pure water (since I knew hydro- meant water) and H2O was impure some how— Hexetic
- I used to believe that if i splashed water on the wall during a bath, the water would turn into spiders— justin
- that bathroom tap water was recycled "potty" water from the toliet. — livingdeadgirl
- ***I used to believe that water towers was a place that someone lived and they controlled the water.— C H R I S T E N
- I didn't think you could put out a fire with hot water - only cold water would do.— Katti Pytt