I used to think that if you mixed a diet drink with a regular drink, it would explode.
A childhood belief about drinks

others believed things like this
- I thought that soda was also called "pop" because if you drink too much of it, you'd explodeAnon
- That you had to be a male to drink beer.— andrei gaspar
- I used to believe that you needed a prescription to drink Dr. Pepper.Anon
- I used to think it was illegal to drink hot chocolate in the summer. — Samantha
- I used to think it was illegal for children to drink coffee— C.W.
- I used to think you had to be an adult to drink household chemicalsAnon