TY CONF TI APPLICATION OF THE DEEP IMPREGNATION METHOD TO ENHANCE THE FLAME-RETARDANT PROPERTIES OF WOODEN STRUCTURES KW methods of increasing flame-retardant properties KW wood KW deep impregnation method KW constructions KW flame retardants impregnation KW experiments. JO TECHNOSPHERE SAFETY: MODERN SCIENTIFIC TRENDS, TECHNICAL AND ORGANIZATIONAL MEANS AND METHODS OF PROVISION, SPECIAL EDUCATION – 2025 AU Sazonova, S.A. AU Kochegarova, A.V. AU Druzhinina, E.V. AU Venevitin, A.A. PY 2025 PB FSBE Institution of Higher Education Voronezh State University of Forestry and Technologies named after G.F. Morozov