Analysing the different maps in Fig. 6, we can observe a few zones with soils that contain high levels of potential toxic elements, the so called “heavy metals” which have a density equal or higher than 5 g cm−3 .
Analysing the differentmaps in Fig. 6, we can observe a few zones with soils that contain highlevels of potential toxic elements, the so called “heavy metals” whichhave a density equal or higher than 5 g cm−3.