Butadiene is a colorless, non corrosive liquefied gas with a mild aromatic or gasoline-like odor.

丁二烯是一种无色，无腐蚀性液化气，芳香温和或类似汽油气味的气体。

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Furaneol has a powerful caramel-like odor which is similar to maltol. Its reliability was authorized in the food flavor.

呋喃酮具有强烈的焦糖香气，其香味特征似麦芽酚，为共同认可的安全食用香料。

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These are often sensory, like image recognition, odor detection and tactile feel.

FORBES: Touchy Touchy

He mixed some hops and worked with the local brewer to create a drink that, aside from a slightly milky odor, looks and tastes like beer.

NPR: It's Milk. It's Beer. It's 'Bilk'

Its colloquial name stems from the odor emitted from glands on its abdomen a defense mechanism triggered by disturbances like predators or homeowners who stumble upon them in attics.

WSJ: Out of Odor: Offensive-Smelling Bugs Put U.S. Farmers on the Defensive