My cousin told me that "radioactive" meant "evil".
A childhood belief about physics

others believed things like this
- I thought if something was radioactive it meant if you turn on a radio near it it would blow up— Nate
- My sister told me not to touch hail stones because they were radioactive. — Mary K
- I used to think a second cousin meant a cousin’s cousin.— Carlos Almonacid
- My cousin's mom told my cousin that pop makes you short. He probably believed it.— Molly
- that the nose fairy, evil cousin to the tooth fairy, would come and take your nose if you were bad— Mark "Minky" McManus
- We were told at school by the evil dinner ladies that apple pips contained arsenic.....Anon