Columns/Opinion How does an eraser work? By Submitted to The Dominion Post June 1, 2018 - 5:53 pm Erasers help us get rid of our mistakes. The “lead” in the pencil is actually graphite, which is made up of carbon. To continue reading, log into your account or explore our subscription options: Sign In Remember Me Forgot Password? Subscribe $1.00/week Digital Only $1.00/week Digital + Sunday $3.00 Digital + Daily View All Plans »