The book entitled "Enhancing Nano Additive Oils: Rheological & Tribological Optimization" is structured into 4 chapters: Study of vegetable lubricants used as additives, rheological behavior of lubricants based on soybean oil, nano additives, tribological performance and rheological properties of engine oil with graphene nano-additives, and optimization of the rheological properties and tribological performance of SAE 5w-30 base oil with added MWCNTs...