This book is a must for anyone wanting to run their vehicle on biodiesel, or as a business venture or who just wants to know. Full do-it-yourself instructions are given for home production or for something more extensive. For those wishing to take their first steps a review of purpose-built mini-process plant is provided. You don't need a Chemical Engineering degree to understand this book Information is presented with great enthusiasm and in an easy-reading style. Furthermore extensive references to relevant websites allow the more curious reader to follow up their own research. Environmental and economic issues are dealt with. The tax implications of biodiesel production are also discussed. Most importantly health and safety "do's-and-don'ts" of biodiesel home production are emphasized. For those interested in the biodiesel scene this is a reference book that will be informative and entertaining to read, and could pay for itself many times over. Dr. Geoffrey Whittle