In Episode 44, Rolando Nuñez takes a closer look at one of the most fundamental (and often overlooked) principles of adhesive dentistry: mechanical retention. With today's advanced adhesives and primers, it's easy to focus entirely on chemistry. But even the best bonding systems depend on proper surface preparation to achieve predictable, long-lasting results. In this episode, we discuss why mechanical retention still matters, how it impacts bond strength, and the critical role it plays when ...