Nery Furlan Mendes A, Chagas da Silveira V, Pereira Barcellos C, Mendonça Ambrozim F, de Jesus Júnior MM. Reuse of cooking oil for soap making: Alternative method to promote environmental awarenessand increase the income of poor communities in the municipality of São Mateus/ES. Guará [Internet]. 2025 Sep. 19 [cited 2026 Aug. 11];2(2):5-13. Available from: https://periodicos.ufes.br/guara/article/view/9823