Use of Solar Still in Heavy Metals Removal from Kitchen Wastewater. European Journal of Engineering and Technology Research, [S. l.], v. 7, n. 1, p. 44–47, 2022. DOI: 10.24018/ejeng.2022.7.1.2710. Disponível em: https://ej-eng.org/index.php/ejeng/article/view/2710. Acesso em: 2 nov. 2025.