Pottery is made from clay or clay, feldspar, quartz, etc. the mixture, forming, drying, firing and products in general; porcelain is with porcelain clay used to bake the dishes in general; ceramic is the floorboard of pottery and porcelain, utensils made of any inorganic mixtures of clay and clay (kaolin) as raw materials, molding, drying and roasting process referred to as ceramic.
