Why does metal rust? - Reactions Q and A

 Reactions  show

Summary: Reactions viewer Peter Sterckx asked us, "Why do metal things corrode?" Great question. It's number two in our Reactions Q and A series. And did you know that metals actually PREFER to be rusted? Believe it. And while you're believing it, be sure to leave your questions in the comments and we will try to get to them all!