I saw a truck that said "non-potable water" on it. Not knowing that word, I thought it said "non-PORTABLE water", and wondered how they could transport it in a truck if it's not portable.
A childhood belief about reading

others believed things like this
- I wanted to grow up and be a truck. Not a truck driver, a truck. Anon
- I thought tonic water was toxic water and wondered why would anyone drink it if it is toxic?— Dr.Badguy
- I thought Kaa's name from The Jungle Book was spelled "Car" and that he had a brother named Truck.Anon
- 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 when i grew up i was going to become the wheel of a truckAnon
- I used to think that the Huey Lewis and the News song "I Want a New Drug" went "I Want a New Truck".— Chloe