Most metal rusts. If it contains even a small amount of iron, metal will oxidize when exposed to air and moisture. Oxidation on iron and steel is easy to spot by its reddish brown color and its ...

Let’s start off by being clear: this is a two step tutorial. The first step is to mix pigments with a medium. And no, they’re not hard to find special products from the other side of the planet.

Comparing rust to cancer may be clich, but it fits. Both start as tiny, largely unseen conditions that, if left untreated, will certainly spread. Depending on the severity of the case, both can be ...