When it comes to building a classic truck, it's an unfortunate expectation that somewhere lurking under all those years of paint, Bondo, and surface gunk lies an uninvited friend. A friend who's been ...

Chemical rust removers use acid, solvents, or sodium hydrosulfite to dissolve rust off hard surfaces. Depending on the active ingredient, they can be very hazardous: Acid-based rust removers work fast ...