As soon as I was tall enough to reach the taps on the bathroom sink, I decided to conduct an experiment seeing what happened if you mixed hot water with cold water, thinking maybe that nobody had tried it before. The results were profoundly disappointing, although I have no idea what I was expecting to happen.
A childhood belief about chemistry

others believed things like this
- I didn't think you could put out a fire with hot water - only cold water would do.— Katti Pytt
- I used to believe that hot water was red and cold water was blue.Anon
- that bathroom tap water was recycled "potty" water from the toliet. — livingdeadgirl
- i used to think water towers were houses for really tall people. I thought they had big heads to.— Alyssa
- When we were little my sister thought if you mixed cow’s milk and water you’d get goat’s milkAnon
- when i was 4 i believed i could breathe under water, one day i decided to try it and woke up in the hospital!Anon