Sulfide, Arsenic, Toxicity, Stabilization, Iron, Dehydration, Dumping, Lime cements, Sulfides, Hydrothermal treatment, Moisture content, Water content, Lead, Smelters, Speciation, Chemical speciation, Cadmium, Toxic wastes, Leaching, Waste disposal, Environmental risk, Wastewater treatment, Heavy metals, Solidification, Organic chemistry, Chromium, Electroly...