With all of the suggested, often mandatory re-cycling of used engine oil going on now, does anyone know in what form it re-appears on the market again? Does it have to be labeled as re-cycled? Or does it show up as some hydrocarbon derivative?
Great Question for it is good to know what happens to old motor oil. Used Oil Recycling | What Happens to Your Recycled Used Oil Dan
California's program for recycled oil: Rerefined Oil Home Page Distributors: Rerefiners, Blenders, and Distributors of Rerefined Oil