Several animal and vegetable oils are being displaced in the food market as a result of health factors biodiesel from these resources could offer a high value alternative market for oilseed and tallow producers.

By the time the last Neanderthal disappeared in Europe, 27,000 years ago, our direct ancestors had already, and for 5,000 years, been crawling into the belly of the earth, where in the light of the flickers of tallow candles, they had brought into being the great art of the Upper Paleolithic.