Our goal is to determine what effect ethanol has on fuel economy and engine performance versus conventional gasoline.

Our evaluation will run the Tahoe for its first three months on conventional gasoline.

In its first 1805 miles, our Tahoe has been trouble free and is averaging 14.2 mpg on conventional gasoline.

And E85 ethanol fuel costs about the same per gallon as conventional 87-octane gasoline.

For one thing, it often costs 5 to 15 cents a gallon more than conventional gasoline.

The experience of driving an EV1 was unlike a conventional gasoline or diesel vehicle.

This allows them to run efficiently on conventional gasoline.

E85 allegedly has a number of advantages over conventional gasoline.

We'll alternate E85 with conventional gasoline every two months to account for seasonal conditions.

China has reported with a 70% methanol use to conventional gasoline an independence from crude oil.