Perspective: US Needs to Transition to Hydrous Ethanol as the Primary Renewable Transportation Fuel
Green Car Congress
AUGUST 30, 2009
The 1979 Iranian crisis and related oil price shock accelerated Brazil’s conversion of its gasoline supply and automobile fleet. Although it previously used a hydrous ethanol blend, Brazil shifted toward the aforementioned anhydrous ethanol, which is used in a ratio of ethanol to gasoline of 20-24:80-76. 40 CFR § 80.27(d)
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