When I first decided to drive the Mercedes-Benz Sprinter 2500 Passenger Van for our girls’ weekend getaway to Fredericksburg, Texas, I’ll admit—I had some doubts and wondered if I was crazy. The words ...

One environmental group, which declined to be identified, didn't have anyone to comment on the prospect of veggie oil reducing oil dependency or clearing up the air, calling it a "non-issue." But that ...