Electric Arc Furnace Dust
These are Cr, Cu, Ni, Pb, V and Zn present in several hundreds of mg per kg of dry fly ash, As and Se as dozens of mg/kg, and Hg, Cd and Sn up to 1 mg/kg (Rakotoarisoa, 2003). Concerning the chemical speciation, the trace elements are mostly captured in stable aluminosilies and oxides, reducing their solubility and availability in contact with water. Condensation of volatilised elements ...