API Publ 4261 pdf download.Alcohols and Ethers—A Technical Assessment of Their Application as Fuels and Fuel Components 1.1 GENERAL 1.1.1 In 1971 the American Petroleum Institute (API) stud- ied the feasibility of blending ethanol with gasoline to aug- ment domestic fuel supplies for transportation. I After the first Arab oil embargo in 1974, interest in using alcohols as fuels expanded...