Coat with Wax is a process of applying wax to a surface in order to protect it from damage. The wax acts as a barrier, preventing dirt and moisture from penetrating the surface. CERE is an acronym for Carnauba Emulsion Reactive Emulsion, which is a type of wax used in Coat with Wax processes. It is a natural wax derived from the leaves of the carnauba palm tree, and is known for its durability and water-resistant properties.