From Waste to Polyurethanes: Environmental Assessment of Bio-Polyols Based on Used Cooking Oil. CONECT. International Scientific Conference of Environmental and Climate Technologies, Riga, Latvia, p. 158, 2025. DOI: 10.7250/CONECT.2025.096. Disponível em: https://ect-journals.rtu.lv/conect/article/view/CONECT.2025.096.. Acesso em: 6 mar. 2026.