Due to the crescent quest for renewable energy sources, the biodiesel production from renewable sources has created exceeding amounts of glycerol as a biodiesel sub-product. Currently, the most important consumer markets for glycerol are the industries of food, drinks, cosmetics, paper, ink, lubricants and resin. Thusly, studies that aim to find new uses, and open new consumer markets for glycerol have been strongly stimulated, and have been increasingly challenging scientists of practically all areas of knowledge.