More on how absorbed flavors are to be removed from earthenware - now recognizing that smashing the earthenware would be a problem in Jerusalem. That is, the holy city had certain cautions against garbage and trash piles, which meant that the debris from the Temple needed to be handled in specific ways, depending on its composition. Also, the learning style of Rami bar Hama and Rav Sheshet, as presented by Rabbi Yitzhak b"r Yehudah. R. Yitzhak wants proofs from sources, not from logic, and even when Rami bar Hama sets out to use tannaitic sources to answer R. Yitzhak's question (about the impurity of garments and vessels), he defaults to logic.