Phân tích tư tưởng của nhân dân qua đoạn thơ: Những người vợ nhớ chồng… Những cuộc đời đã hóa sông núi ta trong Đất nước của Nguyễn Khoa Điềm
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By 1980, fuel ethanol production had increased from a few million gallonsin the 1970s to 175 million gallons per year. During the 1990s, productionincreased to 1.47 billion gallons, and total production for 2006 is expectedto be about 5.0 billion gallons. Annual U.S. plant capacity is now over 4.5billion gallons, most of it currently in use. Demand is rising partly because anumber of States have banned (or soon will ban) methyl tertiary-butyl ether(MTBE), and ethanol is taking over MTBE’s role (Dien et al., April 2002).Ethanol provides a clean octane replacement for MTBE. The CaliforniaEnergy Commission and the California Department of Food...
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Large-Scale Pyrolysis Oil Production: A Technology Assessment and Economic Analysis
