1. Introduction

Biodiesel has energy sustainability benefit for most of the countries in Asia, aiming to reduce nations' dependence on fossil fuels, who still import the oil and other petroleum product [1, 2]. It is also considered as the final strategy for clean development mechanism (CDM). Utilization of edible oil as feedstock for biodiesel production has increased its price and created demand in the world market [3]. More than 60% of the world's population resides in Asia leading to a

© 2016 The Author(s). Licensee InTech. This chapter is distributed under the terms of the Creative Commons Attribution License (http://creativecommons.org/licenses/by/3.0), which permits unrestricted use, distribution, and eproduction in any medium, provided the original work is properly cited. © 2018 The Author(s). Licensee IntechOpen. This chapter is distributed under the terms of the Creative Commons Attribution License (http://creativecommons.org/licenses/by/3.0), which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.

higher demand for food and energy. Utilizing non-edible oils as a biodiesel feedstock assists the sustainability of biodiesel production and minimizes the impact directly on food supply [1].
