…wastewater treatments (Patrolecco et al., 2015; Santos et al., 2009; Salgado et al., 2010) leading to contamination of surface waters, seawaters, groundwater and in some cases also drinking waters (Salgado et al., 2012; Pereira et al., 2015; de Jesus Gaffney et al., 2015; Lolić et al., 2015).