Any winery today can hire an oenologist and make standard wines.

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Argiolas is a top Sardinian winery producing a wide range of wines under the direction of renowned oenologist Giacomo Tachis of Marchese Piero Antinori.

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It is so potent that a tablespoon of it could taint an entire year's wine production in the United States, according to Christian Butzke, a former oenologist at the University of California, Davis, and now director of winemaking at Sakonnet Vineyards in Little Compton, Rhode Island.

ECONOMIST: Wine