Such oil can contain carcinogens and toxic mould .

这油含有致癌物质和有毒成分。

But don 't overcook : well-done meats contain carcinogens too .

但是，注意不要烧烤过度，熟透的肉食中也含有致癌物质。

Workers risk burns , inhaling fumes and poisoning from lead and other carcinogens .

工人们冒着烧伤、吸入烟尘、铅和其他致癌物中毒的风险。

Researchers have reported the presence of hundreds of compounds in ground zero dust , among them known carcinogens .

研究人员检测了座标零点粉尘中存在的数百种化合物，它们中的一些是致癌物质。

More than 4000 toxin or carcinogens are present in tobacco . Carcinogens are substances that can cause cancer inside tissues .

烟草中含有超过4千种毒素和致癌物质，致癌物质会导致人体组织内的癌症。