keep the change

apparently, due to the recent rise in commodity prices, it costs the u.s. mint 1.73 cents to make a penny and 8.74 cents for the nickel.

source
http://money.cnn.com/2006/12/14/news/melting/index.htm?cnn=yes


i always thought it was silly to throw these things into fountains, but more incentive not to do so.