The Production of Biochar from Sewage Sludge Pyrolysis and its Use: A Mini ReviewAbdelaziz Touzani, Yahya El Hammoudani, Khadija Haboubi, Iliass Achoukhi, Mustapha El Boudammoussi, Hatim Faiz, Mohamed Moudou and Fouad DimaneE3S Web Conf., 527 (2024) 01024DOI: https://doi.org/10.1051/e3sconf/202452701024