Q: I have a cast-iron skillet that I have been using for a few years. It has brown, rust-colored stains that don’t come off, no matter what I do. I’ve tried kosher salt and a small chain, soap, a ...

Add Yahoo as a preferred source to see more of our stories on Google. Have you ever moved a piece of furniture only to discover a mystery orange-red rust stain on the carpet? Or maybe your favorite ...