I used to think that recycled toilet paper was literally that, i.e someone else had used the toilet paper it had been cleaned and passed onto another person.
A childhood belief about bathrooms

others believed things like this
- The phrase 'Recycled toilet paper' always worried me.Anon
- I thought that toilet paper was bread and by puting it it the toilet i was feeding the ducks at the bottem.— Gringo
- I use to think that mummies were wrapped in toilet paper.— Glowworm
- I used to believe that monsters lived in my toilet and they ate my poop and urine when i flushed the toilet.Anon
- I used to believe that if I flushed the toilet before I showered, I would take a shower in dirty toilet water.— Chris D
- I used to beleve when i was 4 that the flush on the toilet was to wake up toilet monsters.— Millie