Institute of Materials is the World’s Source for Engine Oil Information. Our mission is to provide reliable and unbiased data on the physical, chemical and performance-associated characteristics of oil obtained from the worldwide marketplace. With the wealth of data generated from testing thousands of engine oils, IOM’s database has become a respected source of independent information on engine oil properties, and the foundation for technical presentations worldwide. IOM’s Engine Oil database currently covers North & South America, Europe and Asia-Pacific.