Do Baking Products Go Stale?

Lots of you are finding this blog because you're trying to find out if your baking products (sugar, baking powder, molasses, etc.) go stale. It's the night before Thanksgiving and there's a lot of baking going on.

Here's my post on that: http://fleagirlsfleas.blogspot.com/2006/10/can-sugar-go-bad.html