Most people know that there is an emergency shutoff switch for oil burners, usually surrounded by a red plate. When I was younger, I was told not to touch that switch... ever. My belief was that if you flipped that switch, the oil burner would blow up.
A childhood belief about around the house

others believed things like this
- I used to believe that there was an off switch to the ocean so that it could go to sleep at night.Anon
- I used to belive that if we could find the light switch that controlled the sun, we could control the world. Anon
- I used to think that if you didn't blow your nose and just sniffed the snot up, you head would blow up.Anon
- I used to believe that when people got shot in the head that their heads would blow up. — Emily
- i used to believe that the moon was the sun flipped over!!— lay lay
- My sister told me not to touch hail stones because they were radioactive. — Mary K