"We're looking for genes that could improve taste or color" and plants with good drought resistance, said botanist Sarada Krishnan, Denver Botanic Gardens director of horticulture.

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While Coke may be able to differentiate Dasani because it adds minerals to improve the taste, Dixon questions its recently adopted three-tier water strategy, which puts Evian as the premier brand, Dasani at the mid-level, and Dannon at the bottom.

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There is absolutely nothing you can do to improve the taste of beef more than dry aging it, which concentrates the flavor but is costly in terms of both storage and waste, as the meat shrinks significantly and loses weight.

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They could produce novel combinations of scents (jasmanilla, for example) or a sweetener to improve the beany taste of soy milk.

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"We wanted to look at our products and improve our nutritional profile, " she said, adding that the fries and sandwiches cooked in the new oil would taste and cost the same.

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