New research from Bilbao, Spain, suggests that a chemical found in many wines could improve the quality of biodiesel. The fuel, an alternative to diesel produced from petroleum, is usually made by combining vegetable oil with alcohols. But the Spanish team says that combining the oil with acetals, compounds found in wine, may produce a biodiesel that burns cleaner and produces fewer pollutants. Wine Spectator's Esther Mobley reports.
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