An Overview of the Zinc Smelting Industry in EU
The presence of iron and sulphides in zinc ores rises big problems. Roasting and smelting of sulfidic concentrates contributes to the emission of sulphur dioxide and cause air pollution. However, it has been effectively controlled in EU by the higher fixation of sulphur and producing sulphuric acid as well as liquid sulphur dioxide (European Commission, 2017). Iron should be separated away ...