Other Answers (2)

• A couple weeks ago I got stuck behind a poorly tuned biodiesel Mercedes. Slow son of a bi_ch on a fast and busy road.
  
  Smokey, old, stale, fry oil stench coming out of it%26#039;s pipe that took a couple days to get out of my car and I smoke in there. It was BAD!
  
  Jerk also had a hollyier than thou attitude. The U.S. won%26#039;t in the long haul, just the counties north of San Francisco.
  
  The rest of us will go with hydrogen power after we finish fighting over the oil countries with China.
• Global Warming and carbon foot print is a scam to make more money. The plants are taking care of the CO2.