TY JOUR TI INVESTIGATION OF HEAT TECHNICAL CHARACTERISTICS OF FUEL FROM WOOD WASTE AND THEIR ENVIRONMENTAL SAFETY KW ecology KW woody biomass KW thermal characteristics KW humidity KW ash content KW release of volatiles KW heat of combustion KW gasification JO Scientific and analytical journal «Vestnik Saint-Petersburg university of State fire service of EMERCOM of Russia» AU Ivanova, I.V. AU Russkova, I.G. PY 2023 IS 2023 PB Saint-Petersburg University of State Fire Service of Emercom of Russia