Finer Wine
Monday, January 26, 2009 - 15:35
in Physics & Chemistry
Robot Sommelier Is your $30,000 bottle of Chateau Petrus Bordeaux truly a rare vintage, or is it just $30 merlot? Counterfeits plague rare-wine auctions, but researchers in Spain have built a handheld "electronic tongue" that detects them instantly. It measures the signature chemicals, acidity and sugar content in a drop of wine (typically one bottle from a case) and runs those against a database of certified vintage wines to catch fakes that might fool human tasters. read more