The first is a company with structured and complex know-how, of the same technological level needed to turn crude oil into petrol or into a widely-used product. The second is a widespread and efficient technical facility for collection. The third is informed and aware public opinion, namely an advanced society, able to conduct effective communication campaigns to protect the environment. An overview of Viscolube will enable to grasp the full complexity of such raw material recovery technology applied to used oils. The company produces re-refined base oils that make 25% of Italy’s lubricating oil sales and has two facilities, one in Pieve Fissiraga (Lodi) and one in Ceccano (Frosinone), with a treatment capacity higher than that of the totality of used oil collected in...