Abstract
Polychlorinated Biphenyls or PCBs (polychlorinated biphenyls) are part of 12 persistent organic pollutants (POPs) also known as the "dirty dozen" (dirty dozen, in English) related by the United Nations Environment Programme, UNEP, held in May 2001 in the capital Sweden, Stockholm. Due to its properties, these compounds were used in technical mixtures in various applications such as electr…