Flavor wheels stem from lexicons, the carefully, often scientifically selected words used to describe a product, be it food, wine, carpet cleaner or dog food. Scott Suchman/The Washington Post/Getty Images hide caption

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Scott Suchman/The Washington Post/Getty Images

Food companies invest heavily in running their products through taste tests with trained sensory panelists. Here, a blind taste testing event at McDonald's headquarters in Oak Brook, Ill., in 2012. Bloomberg/Getty Images hide caption

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Bloomberg/Getty Images