A study on the potential of carbon residue from rice husk used as boiler fuel for carbon dioxide capture and wastewater treatmentJanssen Radley Peñaflor, Airic James Carillo, Samuel Elijah Estrada and Jhulimar Celedonio-CastroMATEC Web Conf., 268 (2019) 04006DOI: https://doi.org/10.1051/matecconf/201926804006