Some of the mainstream motor oil brands that Shell owns include Pennzoil, Quaker State, Shell Rotella, Shell Rimula, Shell Advance, and Shell Helix.

Abstract: The human skin serves as a critical indicator of underlying health conditions, often manifesting early signs of disorders affecting internal organs. Recognizing these signs is crucial for ...

Oils are not all the same, and owners of European cars have to make sure they're using oil that meets European standards -- which differ from those in the U.S.