Yield Characteristic of Biodiesel Derived from Used Vegetable Oil Methyl Ester (UVOME) Blended with Diesel in the Presence of Sodium Hydroxide (NaOH) and Potassium Hydroxide(KOH) Catalyst as Alternative Fuel for Diesel Engines Journal title: International Journal of Mechanical and Production Engineering Research and Development (IJMPERD ) Authors: SANGEETHA KRISHNAMOORTHI, M. PRABHAHAR, M. SARAVANA KUMAR, S. SENDILVELAN Subject(s):