[FONT=arial][/FONT] | [FONT=arial] UConn professor turns brown grease into biodiesel fuel New Haven Register STORRS, Conn. — A year ago, Richard Parnas had never heard of brown grease: sticky, stinky, remnants of sludge sucked from grease traps at restaurants, bars and commercial kitchens. The glop for years has been considered useless, a common ... und weitere » [/FONT] |
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