Barokah, Semin, Cahyono, B., Sampurno, B., Ramadhani, A. I., & Fikri, M. B. (2025). The Phenomenon of Biodiesel Heating: Its Effect on Viscosity, Density, and Emission. nternational ournal of arine ngineering nnovation and esearch, 7(4), 213–217. https://doi.org/10.12962/j25481479.v7i4.5549