View Single Post
Old 2014-09-13, 23:45   #25
Mark Rose
Mark Rose's Avatar
Jan 2013

54708 Posts

Originally Posted by TheMawn View Post
There is an experiment I would still like to do some day. You take some pennies and dip them into a boiling mix of powdered zinc and sodium hydroxide to plate the penny in zinc to make them look silver (although the cooler part is fusing the zinc and copper to make brass (gold) pennies).
Coincidentally, Canadian pennies from 1997 to 1999 were copper plated zinc...
Mark Rose is offline   Reply With Quote