PRELIMINARY INVESTIGATION ON THE USE OF MORINGA OLEIFERA FOR THE PURIFICATION OF LEAD POLLUTED WASTEWATER. Nigerian Journal of Technology, [S. l.], v. 38, n. 1, p. 253–257, 2018. Disponível em: https://www.nijotech.com/index.php/nijotech/article/view/1937. Acesso em: 21 apr. 2026.