Ecological aspects of study of carbon adsorbents and their characteristics depending on rice husk processing conditionsMansurkhon Mehmonkhonov, Jurabek Yuldashev, Oybek Ergashev, Golibjon Ochilov and Izzat EshmetovE3S Web of Conf., 390 (2023) 07034DOI: https://doi.org/10.1051/e3sconf/202339007034