RT null T1 PCB - A Forgotten Legacy? T2 Brochure A1 United Nations Environment Programme, YR 2017 FD 2017-04 LK https://wedocs.unep.org/handle/20.500.11822/20786 UL https://wedocs.unep.org/handle/20.500.11822/20786 NO PCB, or polychlorinated biphenyls, are chemicals that have dangerous effects on the environment and human health. PCB have been used in many industrial applications such as transformers and capacitors. Although they are no longer allowed to be produced, they can still be found everywhere around us. DS UN Environment Document Repository RD Sep 17, 2026