sour

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sour

1. made acid or bad, as in the case of milk or alcohol, by the action of microorganisms
2. (esp of the weather or climate) harsh and unpleasant
3. (of oil, gas, or petrol) containing a relatively large amount of sulphur compounds
4. Chiefly US any of several iced drinks usually made with spirits, lemon juice, and ice

sour

[sau̇r]
(chemistry)
Containing large amounts of malodorous sulfur compounds (such as mercaptans or hydrogen sulfide), as in crude oils, naphthas, or gasoline.
References in periodicals archive ?
Sweet and Sour Power (The Witches of Danarobbeth) Faye Allison Gilbert, author
"This is our strongest sour ale, at 10.5% ABV, and possesses a fruity Belgian yeast character, creamy mouthfeel contributed by flaked maize, tart highlights produced by wild microorganisms, and hints of oak texture from slightly neutral bourbon barrel aging," said Charles Stanley, Upland Brewing Co.
"Sours have become more commonplace now, and kids and adults aren't so shocked by it, but just accept it as a flavor they like," says Squire Boone's Conway.
Sours got big national exposure at June's All Candy Expo thanks to the efforts of Atlanta-based Innovative Candy Concepts, d.b.a.
Taste the science of sweets -- and sours -- and explore the chemistry, physiology, biology, nutrition and psychology of candy at 20 tempting, interactive exhibits.
That's because your tongue is designed to taste the four basic sensations -- sweet, salty, sour, bitter -- and their many different combinations.
"Sours require a big investment in the production," says Tonsmeire.
Their blended sour ales feature deliciously tart, funky, tongue-curling flavors.
"A great sour beer, and an accessible one for people just getting into sours, because the hops provide such a great lead in," said Pete Reid.
"I love traditional sours, and this is actually light for a sour, and not as puckering as some."
[ClickPress, Wed Oct 03 2018] Sour Cream Dips: Market Overview Sour cream is a dairy product that is made by fermentation process.
One craft beer style that's great for slaking thirst is sour beers.