Perspective: US Needs to Transition to Hydrous Ethanol as the Primary Renewable Transportation Fuel
Green Car Congress
AUGUST 30, 2009
The growth in hydrous ethanol, which uses a blend of 94-95% ethanol to 5-6% water, rapidly increased during the 1980s, with consumption peaking in 1989. When the car is filled at the pump, an internal system analyses the mix of the two fuel types and adjusts accordingly. 40 CFR § 80.27 Pursuant to 40 CFR § 80.27(a)(2):
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