S
SkyPup
Guest
California just released a huge data base of their study on air pollution associated with gasoline and diesel powered vehicles, including fuel information, etc. It is 98 pages long and very comprehensive;
http://www.energy.ca.gov/reports/2000-07-28_200-00-001V2.PDF
http://www.energy.ca.gov/reports/2000-07-28_200-00-001V2.PDF