Traditional ceramic ware was made of clay and backed in a brick furnace. Clay is a type of compound, its major components being alumina Al (2) O (3), silicon oxide, and water. Since the components and structures are different, it can be made into products of different quality.
傳統陶瓷器皿為捏土燒窯；黏土是種化合物，主要成分有氧化鋁，氧化矽及水等，因其成分與結構的不同，可以做出不同質感的成品。