Variable glaze appleSpecification: 10.3 cm high 9.5 cm wideVariable glaze, as the name implies, is implements in the process of firing the unexpected glaze color effect.Due to contain a variety of the pigment in the kiln, the oxidation or reduction, may present a surprise after the kiln porcelain glaze color effect.Accident reason variable glaze, special form, people don't know its principle, only know in furnace roasting process changes and, so called "variable glaze", is a "variable", is refers to the vagaries of variable glaze, unique.