[dd74]

Here's the crux of the article for me: "It's not entirely clear how this change might affect the green car community members who interact the most with restaurant oil: biodiesel homebrewers."
The problem is biodiesel, at least in L.A., is sort of a niche thing that few can keep tabs on. Think moonshining.

I've seen a M-B garage in L.A. with a lot of old diesel 300s out front. You've got to wonder with so many bio-diesel stickers on old Mercedes diesels in town, what this and other little shops are up to. I know Sacramento would like to know...