Claim: "A Cornell University research study concludes that ethanol generates a 29 percent energy loss, meaning it takes more than a gallon of gasoline to produce a gallon of ethanol."
Fact-check: Rep. Matt Gaetz says ethanol study shows it's not worth the energy
Verdict: mostly-true
Organisation: PolitiFact
Author: Becky Bowers
Date published: 2011-10-19T00:00:00