نمایش نتیجه 1 تا 3 از 3 نتیجه یافت شده برای PCB:
abbr: polychlorinated biphenyl.
n: (PCB) a family of highly toxic chemical cornpounds consisting of two benzene rings in which chlorine takes the place of two or rnore hydrogen at- orns;known to cause skin diseases and sus- pected of causing birth defects and cancer.
n pi: certain substances under TSCA that present an unreasonable risk of injury to health or to the environment," for example, asbestos and PCB.
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