A U.S.-based company that used genetic engineering to develop a technology to convert sugar into biofuel has announced that it will stop producing the fuel, at least temporarily, because the process simply isn’t profitable. Amyris, a San Francisco firm that also produces cosmetic products, had engineered a type of yeast that can eat sugar and secrete an oil similar to diesel. While the company had some success using this process in the production of biofuels, including for use by buses in Brazil, it achieved greater profits selling the chemicals for use in other products, such as moisturizers and fragrances, according to a report by MIT’s Technology Review. According to the report, the average selling price for the company’s products is about $7.70 per liter ($29 per gallon), which is far higher than the cost of petroleum-based diesel....
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