Degaga Y, Yami B. Enhancing the Synthesis of Biolubricant from Used Chicken Fat: Optimization of Operating Parameters Using Magnesium Oxide Nanoparticles as a Catalyst and Response Surface Methodology. EJSSD [Internet]. 22Jan.2024 [cited 9May2024];11(1):42-7. Available from: https://ejssd.astu.edu.et/index.php/EJSSD/article/view/751