UH-OH, secret document leaked: Ethanol gets about 7% less mpg than gas; 10% BETTER on energy equiv [View all]

[Bill USA]

basis. This is quite a bit different than the 35% mileage decrement so often quoted.

These are the results of a test of cars actually driven on the street, some using gasoline others using ethanol, over a two year period (not dynomometer tested) conducted by the Batelle Memorial Institute for the National Renewable Energy Lab - when was this done?...[font size="3"]in 1998![/font] (got this off a web site that indicated it was last update for content on Jan 30, 2012).


summary table of fuel efficiency results

"The fuel economy for the ethanol fleet has been consistently higher than the gasoline control vehicles (12
percent higher for the total data collection period and 10 percent higher for the last year, all on an energy
equivalent basis)."

link to page for quote


... for those interested you might want to down-load the pdf file NOW, before this report disappears!