THE CHEMISTRY OF MATERIALS FOR FACE MASKS: DEVELOPING EFFECTIVE FILTERS AGAINST COVID-19. International Seven Journal of Multidisciplinary, [S. l.], v. 1, n. 2, 2022. DOI: 10.56238/isevmjv1n2-019. Disponível em: https://sevenpubl.com.br/ISJM/article/view/AQW23. Acesso em: 18 sep. 2025.