Production of Bio-diesel from non edible oily plant possesses a huge potential for the production of alternative resources of energy. Pakistan and other developing countries would require such kind of efforts to produce bio fuel from oily plants. Bio diesel production is a process which is completed in various steps like extraction of oil, transesterification by basic treatment, Washing with certain salts. Glycerine is a by product which can be used in soap and drug industry. This book deals with production of bio diesel from castor bean oil. This book also possesses Gas Chromatic analysis of fatty acids profile and Bio diesel profile. This book has a huge knowledge for the person who wants to produce Bio Diesel from agriculture plant sources. Being a scientist, I hope this book will provide a wide range knowledge on this bio diesel production aspect.