Thorough Examination of CI Engine Performance Metrics and Emission Patterns With Incorporation of Sustainable Waste Cooking Oil Biodiesel Blends across Diverse Nozzle Pressure Regimens: A Numerical Study: EFFECT OF NOZEL PRESSURE VARIATION ON CI ENGINES RUNNING ON WCO BIODIESEL A NUMERICAL STUDY. IJEMS 2025, 31 (5), 728-741. https://doi.org/10.56042/ijems.v31i5.11105.