This morning I was looking over my last two posts (I made some changes to the post about supports, by the way, I added more information on how to pick a canvas and I changed a video) and thought to myself, but what about black? There are so many blacks! Let's discuss. Today I will be covering the difference between the basic blacks (Mars Black, Ivory Black, Lamp Black, and Payne's Gray) as well as why black has a bad rap, and how to mix your own black. Mars Black: Named for the alchemical…