My eventual goal is to pursue my profession as a researcher or academician in this field. In my country (Bangladesh), there is a lack of practices in using effluent treatment plants (ETPs) and as a result, untreated effluents from clothing, tanneries and pharmaceuticals intoxicate the sources of water. surface water. To solve this problem, I need a concrete academic level with a clear understanding of wastewater treatment techniques, which will help me implement my expertise to reduce intoxication of surface water sources and thus contribute to the sustainable development of