REGENERATION OF SPENT BLEACHING EARTH: OPTIMIZATION AND REUSABILITY STUDIES. Journal of Science and Technology, [S. l.], v. 44, n. 2, p. 36, 2026. DOI: 10.4314/12282j89. Disponível em: https://journal.knust.edu.gh/index.php/just/article/view/2335. Acesso em: 4 jul. 2026.