Scientists of University of Wisconsin-Madison in America add pressure to the glucose solution extracted from plants and heat it to 200 degrees Celsius, and then process it with an inorganic catalyzer.

美国威斯康星—麦迪逊大学的科学家给从植物中提取的葡萄糖溶液加压并将其加热到200摄氏度，再用一种无机催化剂处理。

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And Virent, based in Madison, Wisconsin, is making alkanes out of sugars using a chemical, rather than a biological, process.

ECONOMIST: Biofuels are back. This time they might even work