Characteristics Evaluation of Torrefaction Effects on Spent Coffee Ground Derived Biochar. International Journal of Environmental Sciences, [S. l.], p. 7887–7897, 2025. DOI: 10.64252/x35zeb06. Disponível em: https://theaspd.com/index.php/ijes/article/view/10196.. Acesso em: 22 sep. 2026.