adulterate

adulterate(verb)

불순물을 섞다   1. to debase or make impure by adding inferior materials or elements; use cheaper, inferior, or less desirable goods english definition by http://www.dictionary.com

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1. It created a Bureau of Chemistry that prohibited the misbranding and sale of adulterated foods and medicines. adulterated food: 불량식품  2. The adulterated formula has killed four babies and harmed about 6,000 others in China with kidney stones or kidney failures.

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