Sheriff's Cars Show Emission Cuts with Chevron F310
County of Los Angeles Mechanical Dept reports independent tests on six sheriff's cars showing appreciable reductions in hydrocarbons and carbon monoxide after switching to Chevron gasoline with F-310. Vehicles aged 1968 1969 models, driven 678 to 2093 miles post-change, engines dirty, measurements at a federal lab confirm improvement. Additional testing by state agencies ongoing.