2 ms·

I am not kidding when I say this although it sounds absurd to adult me: I was told when I was a kid it was due to racism. I suspect actually it was simply more

by dijit 4y ago

I am not kidding when I say this although it sounds absurd to adult me: I was told when I was a kid it was due to racism. I suspect actually it was simply more economical, and probably something to do with chalk dust. I don’t miss chalk dust.

Archelaos 4y ago
> probably something to do with chalk dust. I don’t miss chalk dust. However, the chalk dust has been replaced by synthetic colours that can ruin any cloth they come in contact with and are much harder to remove from the skin than chalk.