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 ...

Over time, as iron, steel, and other ferrous metals are exposed to oxygen and moisture they can undergo oxidation, a chemical reaction that eats away at the metal and rust your tools. Left long enough ...

If your cast-iron pan has rust spots and has seen better days, don’t get rid of it. It may look beyond repair, but there are a few easy ways to remove the rust and re-season the pan so you can put it ...

If your bicycle chain is rusty, an easy way to get rid of surface rust is to pour lime juice on a piece of steel wool and scrub the rusty areas. The citric acid in the juice will react with the iron ...