Towards an ecological transition in the construction sector through the production of new eco-efficient productsSara Gutiérrez González, Alba Rodrigo Bravo, Verónica Calderón Carpintero and Lourdes Alameda Cuenca-RomeroE3S Web of Conf., 379 (2023) 04004DOI: https://doi.org/10.1051/e3sconf/202337904004