skip the menu

A childhood belief about chemistry

On a very long museum trip through the gem section, my mother told me that the floride in toothpast comes from florite, the purple crystal. I remember running through the gem section pointing out every 'toothpaste rock' to her. I didn't find out this was a trick until I was about 17 or 18

— Michael Pendleton

others believed things like this

more about chemistry →