If you want to use the paint in an airbrush, the usable life is closer to one-half or one-third of that. The wrong thinner could be another problem. Water-based acrylic paints can be thinned with ...

Sometimes they simply don’t have enough pigment to even hold together on a wet palette, let alone go into an airbrush. That hasn’t been the case for me with Two Thin Coats paint. Every one ...