Perspective: US Needs to Transition to Hydrous Ethanol as the Primary Renewable Transportation Fuel
Green Car Congress
AUGUST 30, 2009
80.27, “high ozone season” means the period from June 1 to September 15 of any calendar year and “regulatory control period” means the period from May 1 to September 15 of any calendar year. Current Legal Requirement for Use of Anhydrous Ethanol in the United States. 40 CFR § 80.27 addresses controls and prohibitions on gasoline volatility.
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