WEEE waste refers to electrical and electronic equipment in disuse, such as; computers, cell phones, telephone plants, televisions, among others. In recent decades, the growth of this waste has been transcendental and has generated pollution in the environment, which is why Sitekol Ltda. needs to buy this waste to be stored, classified and exported to an industrial plant that is responsible for the proper recovery of the metals of interest in an environmentally friendly manner, complying with all international requirements for recovery, mitigation and final disposal.