“…Thus, it has been proposed that in some developing countries PCBs could reach soils and waters as a result of improper management of old devices and e-waste that may originate leaks or spills (Agudo et al, 2009;Henriquez-Hernandez et al, 2011;Kimbrough, 1995;Luzardo et al, 2014a;Porta et al, 2010;Safe, 1994;Zubero et al, 2009). Even more so, it has been recently reported that PCB levels are higher in the inhabitants of developing countries with a higher degree of socioeconomic development, where there exists a quick implementation of information and communication technologies (Luzardo et al, 2014a).…”