Recovery Of Metals From Sludges And Wastewaters Pollution Technology Review No 207 -

removal of heavy metal ions from wastewaters a review - heavy metal pollution has become one of the most serious environmental problems today the treatment of heavy metals is of special concern due to their recalcitrance and persistence in the environment, new trends in removing heavy metals from industrial - innovative processes for treating industrial wastewater containing heavy metals often involve technologies for reduction of toxicity in order to meet technology based treatment standards