There Are Way More Types of Erasers in the World Than You Realize
by Jeff Somers from Lifehacker on (#680F7)
Everyone makes mistakes," your mom told you. That's why pencils have erasers." But did she ever tell you how many different kinds of erasers there are? If you think there's just the one-the pink guys found at the end of a pencil or in a wedge shape-you are, well, mistaken.
There are a surprising number of different...