A ceramic biscuit is a piece of ceramic that has been fired once but not yet glazed.
This can be the final state of the ceramic, for instance in the case of bisque porcelain, or of unglazed earthenware, usually called terracotta.
A ceramic biscuit is a piece of ceramic that has been fired once but not yet glazed.
This can be the final state of the ceramic, for instance in the case of bisque porcelain, or of unglazed earthenware, usually called terracotta.