RETRACTED: Utilization of technogenic waste from energy enterprises Elvira Zvereva, Gulshat Safina, Damir Ziyatdinov, Leonid Zverev and Dmitry Lipatov E3S Web Conf., 549 (2024) 03003 Published online: 15 July 2024 DOI: 10.1051/e3sconf/202454903003