Extremely low-frequency magnetic fields are possibly carcinogenic to humans (Group 2B).

超低频磁场可能对人类致癌。

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After eight days in France, the group put radiofrequency electromagnetic fields (the kinds that come out of cell phones) into group 2b.

会议在法国持续了8天，之后这些专家将射频电磁场(手机发出的电磁信号)归入了2 B分类。

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Along with cell phones, other items in Group 2b include lead, traditional Asian pickled vegetables, coffee, certain food dyes and working as a firefighter or dry cleaner.

除了手机，2 B类中其他物质包括：铅、亚洲泡菜、咖啡、某些食物染料还有救火员或干洗店员的工作环境等。

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Among the agents classed in Group 2B, possibly carcinogenic, are coffee and DDT, both of which have been extensively studied and found not be linked to cancer.

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The second working group or Track was subdivided into Track 2A and 2B.

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