I love this idea! As soon as I saw the photo I had one of those "how did I live this long without knowing this!?" moments.
Real Simple has a collection of other, possibly-new-to-you uses for aluminum foil, an item that I'm fairly sure the majority of us has a roll of in the ktichen cabinet. The best little tips and tricks are the ones you can use in a pinch and on the fly, and these definitely apply.
Click thorough for all the links:
From Real Simple:
(Image: Quentin Bacon / Real Simple)