In this study, renewable and sustainable biofuel production from waste cooking oil its blends with diesel fuel are investigated in terms of specific properties. The named “Renewable Biofuel (RBF) 20” (20% biofuel–80% diesel), 50” (50% biofuel–50% 100” (100% biofuel). acid number, flash point, viscosity, cloud density, pour point properties the new Renewable Biofuels experimentally obtained comp...