NREL study probes emissions impact of butanol-gasoline blends in light-duty vehicles
Green Car Congress
NOVEMBER 26, 2013
The 12% i-butanol/7% ethanol blend was designed to produce no increase in gasoline vapor pressure. This fuel’s exhaust emissions contained the lowest total oxygenates among the alcohol blends and the lowest NMOG of all fuels tested. Biobutanol Emissions Ethanol'
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