TY CONF TI STADY OF SURFACE TENSION OF MODIFIED WOOD KW impregnation KW wood samples KW used fryer oil KW surface tension JO Modern machines, equipment and IT solutions for industrial complex: theory and practice AU Khodosova, N.A. AU Dmitrenkov, A.I. AU Zayats, V.V. PY 2024 PB FSBE Institution of Higher Education Voronezh State University of Forestry and Technologies named after G.F. Morozov