"LOUISVILLE, Ky. — The sooty-looking black gunk has been here for as long as anyone can remember, creeping on the outside of homes, spreading over porch furniture, blanketing car roofs, mysterious and ever-present."
"It was pollution, residents speculated, or maybe something to do with the industrial riverfront. But it turns out the most likely culprit is Kentucky’s signature product, its liquid pride: whiskey, as in bourbon whiskey, distilled and bottled across the city and nearby countryside.
In 2007, researchers published a scientific study about Baudoinia, a newly identified type of fungus. Naturally occurring, Baudoinia germinates on ethanol, the colorless alcohol that can evaporate during fermentation, making the area around whiskey-aging warehouses a prime breeding ground."
Melena Ryzik reports for the New York Times August 29, 2012.
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