NREL study probes emissions impact of butanol-gasoline blends in light-duty vehicles
Green Car Congress
NOVEMBER 26, 2013
They tested these fuels in a 2009 Honda Odyssey (a Tier 2 Bin 5 vehicle) over triplicate LA92 cycles, and determined emissions of oxides of nitrogen, carbon monoxide, non-methane organic gases (NMOG), unburned alcohols, carbonyls, and C 1 ?C The 12% i-butanol/7% ethanol blend was designed to produce no increase in gasoline vapor pressure.
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