Life cycle impact analysis of cadmium in CdTe PV production
Similarly to zinc ores, lead-bearing ores are processed by crushing, screening and milling, to reduce the ore to powder. These activities, if not adequately controlled, could generate significant levels of dust (e.g. 3 kg/ton of mined ore), ranging from 0.003 kg to 27 kg per ton of ore [9].However, ASARCO and Cominco, two major …