Banned in today's cosmetics, the cancer-causing tar residue can be found in burnt substances and foods such barbecue, coffee, cigarette smoke, and coal tar.

致癌物焦油残渣如今虽禁止在化妆品中使用，但是广泛存在于烧焦的物质和食物中，如烤肉，咖啡，香烟的烟雾及煤焦油。

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Right mix of anthracite and modification of tar washing oil residue usage and other major factors are discussed.

对无烟煤的配合比和改性焦油洗油残渣用量等主要影响因素进行了探讨。

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Any of various thick, dark, sticky substances obtained from the distillation residue of coal tar, wood tar, or petroleum and used for waterproofing, roofing, caulking, and paving.

沥青，人造沥青：某种厚厚的、黑而粘的物质，由炭焦、木焦或石油的剩余物中提炼出来，用于防水、盖屋顶、填缝和铺路。

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