[P-40]

That is from the 'input efficiencies' discussion. Here is an example:

http://www.mda.state.mn.us/ethanol/balance.html

[thackney]

That is a very deceptive way of comparision. It is using the BTU content of the crude oil as an energy input to the process. In other words it uses the BTU available in the fuel as an expenses to making the fuel. Ethanol takes several times the energy to produce compared to gasoline. You may want to read through a previous FR debate on this.

http://www.freerepublic.com/focus/f-news/1795008/posts?page=132#132