Who in my area {central MA} purchases old fryer oil to convert to bio-diesel?

Question

Who in my area {central MA} purchases old fryer oil to convert to bio-diesel?

Answer 1

What good would that information do you? First, they don't buy it. Restaurants give it away. Second, nobody is going to make it just to sell it to you. You'll have to make your own. The technology is freely available online. You don't need anyone to hold your hand. Just DO IT.