Removal of metals from landfill leachate by sorption to activated carbon, bone meal and iron fines

► Activated carbon, bone meal and iron fines can remove metals from landfill leachate. ► To remove a wide range of metals these materials may need to be combined. ► The release of unwanted substances can be a serious hurdle for any filter material. ► Assessment of filter materials requires to study the uptake and release of a large number of compounds.