The effective use of which material can help achieve proper enamel adhesion?

The effective use of an etching solution is crucial for achieving proper enamel adhesion. Etching involves applying a mild acid, typically phosphoric acid, to the enamel surface. This process creates micro-roughness by selectively removing mineral content from the surface of the enamel. This increased surface area and rough texture enhance the mechanical interlocking of adhesive materials, such as bonding resins, to the enamel.

When a bonding resin is applied after the etching process, it can flow into the micro-etched areas, creating a strong bond between the tooth structure and the restorative material. This is essential for the longevity and durability of dental restorations.

In contrast, while materials like bonding resins, dental cement, and calcium hydroxide play important roles in dental procedures, they rely on the initial preparation of the enamel surface provided by the etching solution to achieve optimal adhesion. Without the proper etching of the enamel, the effectiveness of these other materials in establishing a strong bond is diminished.