A bottle of yellow liquid boiling on a lab bench could contain some surprising revelations. In a broth of water, sugar, and bacteria, chemical engineer Adriano Mariano, of the State University of Campinas (Unicamp), managed to extract butanol, a potential fuel, using a method declared as inappropriate in past decades: the vacuum. “We broke a paradigm,” says Rubens Maciel Filho, also of Unicamp, who is a chemical engineer and the project supervisor of Bioen, a part of the FAPESP Research Program in Bioenergy.
Source: FAPESP, October 18th, 2011
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