ALJAMALI, NAGHAM MAHMOOD, SUMYAH JASIM MOHAMMED, WISAM HASSAN ALI, KAWTHER MEJBEL HUSSEIN, and DOAA HAMED SALIH. “POLLUTION BY SEWAGE, CHEMICAL WASTES AND TOXIC MATERIALS: A REVIEW”. Quantum Journal of Engineering, Science and Technology 4, no. 3 (September 15, 2023): 38–46. Accessed October 1, 2023. https://qjoest.com/index.php/qjoest/article/view/118.