Saloua, Jemjami, Taoufik Mohamed, Moufti Ahmed, and Moustaid Khadija. 2020. “INDUSTRIAL REJECTION: REMOVAL OF HEAVY METALS BASED ON CHEMICAL PRECIPITATION AND RESEARCH FOR RECOVERABLE MATERIAL IN BYPRODUCTS”. International Journal of Engineering Technologies and Management Research 7 (2):39-52. https://doi.org/10.29121/ijetmr.v7.i2.2020.520.