PopSci 5-Minute Project: Disc Doctor

The prescription for a sick CD? Toothpaste, MSG and wood polish, of course

About to chuck that busted CD? Not so fast, young grasshopper. Web editor Megan Miller demonstrates three ways to resurrect those scratched discs using stuff you probably already have sitting on your shelf.

As always, our 5-Minute Projects are available in video podcast form—subscribe here. And check out the whole series at popsci.com/5minutes.