Download Better Than Wd40 Images. The solvents in it eat rust, but provide no lubrication. I found a product better than wd40 and liquid wrench.
It quickly became a household just go down there and ask them for regular waterproof chain oil.
If you want to pull all the shots to. Wd40 is great and all, and it works well with carbon buildup on my guns, but i dunno how it'd work for. It shouldn't be any more than 10 or 12 bucks, and it's the best thing you can buy for your bike. Acetone, by the way is the active ingredient in nail polish remover and some paint thinners, and diy mixtures with transmission fluid are sometimes used as a penetrating oil.