Tin mining and processing in Nigeria: cause for concern
#0183;#32;2. Materials and methods. At the Jos Plateau, Nigeria (), portable survey meters (a #215; NaI(Tl) detector and an Atomtex dosimeter) were used for insitu radiation measurements in the sites at the tin mine were surveyed to identify study locations. A tailing dump ground showed highest values and thus was chosen to represent the site most at risk (, worst case).