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.

A couple of years ago, I snagged this vintage metal porch chair at an estate sale for $10. It is a Bunting Glider Company chair in the basket weave pattern. Still one of my favorite finds. But it was ...