TY CONF TI COMPARATIVE ANALYSIS OF THE STRENGTH AND ENVIRONMENTAL FRIENDLINESS OF VARIOUS MATERIALS FOR THE MANUFACTURING OF OUTDOOR FURNITURE KW outdoor furniture KW pine KW plastic KW rattan KW aluminum KW steel KW granite KW polymer composite KW durability KW sustainability KW environmental friendliness JO ENERGY-SAVING AND ENVIRONMENTALLY SAFE TECHNOLOGIES OF THE TIMBER INDUSTRY – 2025 AU Storodubtseva, T.N. AU Zelenin, N.V. PY 2025 PB FSBE Institution of Higher Education Voronezh State University of Forestry and Technologies named after G.F. Morozov