dᵻpˈɛndɪŋ ɔnðɪ ˈɛθɐnˌɑːl stˈʌdi juː ɹˈiːd, nˈɛt ˈɛnɚdʒi ɹᵻtˈɜːnz vˈɛɹi fɹʌm .sˈɛvən dˈæʃ wˈʌn.fˈaɪv jˈuːnɪts ʌv ˈɛθɐnˌɑːl pɜː jˈuːnɪt ʌv fˈɑːsəl fjˈuːəl ˈɛnɚdʒi kənsˈuːmd.
Depending on the ethanol study you read, net energy returns vary from .7-1.5 units of ethanol per unit of fossil fuel energy consumed.