Original Article Open Access DOI Experimental Investigation of Fuel Properties of Pongamia Pinnata Biodiesel and Its Blends with Diesel P. Senthilkumar, Dr. R. Suresh, B. Selvasundaram Published Online: November-December 2026 Pages: 01-07 DOI: https://www.doi.org/10.59256/ijire.20260706001 Abstract Full Text References Google Download PDF