publisher, publisher, Lucy J. Chebor, Lusweti Kituyi, and Dickson Andala. 2017. “Synthesis, Characterization of ZnO Nanoparticles and Their Application in Removal of Heavy Metals from Waste Water ”. African Journal of Education,Science and Technology (AJEST) 3 (4):Pg 33-40. http://ajest.org/index.php/ajest/article/view/183.