Food for thought . . .
On the fuel front, a Stanford University study was just released, indicating that ethanol E85 could cause the number of respiratory-related hospitalizations and deaths to increase substantially. The study also found that while E85 vehicles reduce atmospheric levels of two carcinogens, benzene and butadiene, two others increase—formaldehyde and acetaldehyde. Thus, E85 significantly increases ozone, and thereby, smog. Researcher Mark Jacobson said, “[W]e found that using E85 will cause at least as much health damage as gasoline...”
Here is the link if you're interested in the entire article
news-service.stanford.edu/news/2007/april18/ethanol-041807.ht