Obtaining of highly energy-efficient activated carbons based on wood Dilnoza Jumaeva, Olimjon Toirov, Bakhtiyor Numonov, Nigora Raxmatullaeva and Makhinabanu Shamuratova E3S Web of Conf., 410 (2023) 01018 Published online: 09 August 2023 DOI: 10.1051/e3sconf/202341001018