In the following which ones are considered as the major components of e-wastes?
ALead,Cadmium,Beryllium
BLead Oxides and Barium
CMercury,PVC,Bromine
DAll of the above
ALead,Cadmium,Beryllium
BLead Oxides and Barium
CMercury,PVC,Bromine
DAll of the above
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