1. Department of Chemical Technologies Afsin Vocational School Kahramanmaras Sutcu Imam University Kahramanmaras TR‐46100 Turkey
2. Department of Environmental Engineering Faculty of Engineering and Architecture Kahramanmaras Sutcu Imam University Kahramanmaras TR‐46100 Turkey
3. Department of Environmental Engineering Faculty of Engineering Kyrgyz‐Turkish Manas University Bishkek KG‐720038 Kyrgyz Republic