This research was supported by the Erasmus+ funded project “Latin American-European network on waste electrical and electronic equipment research, development and analyses” (LaWEEEda). We thank our colleagues from Asociacion Nicaragua Ambiental (Ni), Asociacion Universidad Cristiana Autonoma De Nicaragua (Ni), Asociacion Universidad Tecnologicala Salle (Ni), Associacao Dos Catadores Do Aterrometropolitano Do Jardim Gramacho (Br), Cooperativa Popular Amigos Do Meio Ambiente Ltda (Br), Hanon Tercero Metales Y Compania Limitada (Hanter Metals. Ltd) (Ni), The University Of Northampton (Uk), Universidade Estadual Paulista - Unesp (Br) and Universidade Federal Do Rio De Janeiro (Br) who provided insights and expertise that greatly assisted the research, although they may not agree with all of the conclusions of this paper.