Organic fine chemical raw materials are used for production of organic chemicals in fine chemical areas.

精细有机化工原料是可用作生产精细化工各领域产品的有机化学品。

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Organic foods are produced under standards that control the use of chemicals in crop production and medicine in animal production, among other regulations.

有机食品依照像其他法规一样的生产标准控制化学品在作物生产中的使用和药物在动物生产中的使用。

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N-acetyl amines, as an important kind of organic intermediate, are applied widely in the production of medicines, pesticides, fine-chemicals and military affaires.

乙酰芳胺是一类非常重要的有机中间体，在医药、农药、精细化工、军事等领域应用广泛。

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The breath-test technology relies on the idea that the biology of tumours can lead to the production of specific "volatile organic compounds", combinations of chemicals unlikely in a healthy person.

BBC: 'Promising results' for bowel cancer breath-test

Dioxin, though, is usually formed as a byproduct in processes such as copper smelting, paper-production and the making of pesticides and chlorine-containing organic chemicals.

CNN: THE GREAT DIOXIN SCARE