Previous warum-ist-ein-verdampfer-in-der-haerterei-wirtschaftlich-und-ressourceneffizient Back to overview BAT Wastewater Directive Industry Next Why is BAT-compliant wastewater technology important? Previous warum-ist-ein-verdampfer-in-der-haerterei-wirtschaftlich-und-ressourceneffizient Back to overview BAT Wastewater Directive Industry Next Why is BAT-compliant wastewater technology important?