... clay. Purpose: make tea for black tea,green tea. Characteristic: hypolipemic, voltagedrop,anticancer Our ceramic tea pots are mainly used in making ... tea.Its raw materials are the arenaceous clay in Dingshu town ... emerge from Yixing kilns. Red clay and yellow clay are also used, independently or ... a rare earth, from scientific research, purple clay does not contain lead, arsenic, cadmium, ...