Copper Twist Kettle yixing clay woodfired teapot # 94836The Chinese name literally reads as copper () ni twist knob () teapot kettle (). The exact technical form is ambiguous from the name alone: may refer to a twisted or coiled decorative element, a turned knobbed lid finial, or a distinctive bent handle. Because of that uncertainty, the description below uses a safe, general context. Copper and bronze vessels have a long history in China as practical kettles and ritual or domestic vessels; metal teapots