Lubricants consist of base oil (mineral, semi-synthetic, and synthetic) and advanced additive packages - organic or inorganic chemical substances that are added to the base stock to improve its performance or impart new, desirable properties. In other words, additives strengthen the characteristics of the base stock, increasing its overall performance, reliability, and quality. What are the roles of additives in lubricants? What kinds of additives are there? Learn everything you wanted to know about lubricant additives in this ultimate guide.