Production of Diesel Fuel from Used Engine Oil: 2nd Edition: The Alternative to Biodiesel, Red Diesel, Diesel Non-road, Marine Diesel, Kerosene & Liquefied Natural Gas for Diesel Engines Alan Delfin E-Book (epub) 21.09.2019

Ethanol Fuel: Learn to Make and Use Ethanol to Power Your Vehicles Samuel Edison, Alan Delfin E-Book (epub) 05.08.2019

How to Fuel Your Vehicles With the Power of Ethanol : Introductory Manual to the Elaboration of Ethanol, Gasohol, E10, E20 and E85 Fuels Alan Delfin, Karl Franklin E-Book (epub) 18.07.2019