ANALYSIS OF OIL CLEANING PROCESSES OBTAINED ON THE BASIS OF COMBINATION OF BLACK SEDANA AND SUNFLOWER SEEDS. Web of Humanities: Journal of Social Science and Humanitarian Research, [S. l.], v. 3, n. 9, p. 74–78, 2025. Disponível em: https://webofjournals.com/index.php/9/article/view/5082. Acesso em: 28 oct. 2025.