Ceramic Mug - Do Not Choose The Colorful
Ceramic cup relatively safe. Ceramics for food and non food grade, production and glass tableware ceramics is food grade, and production of non food grade ceramic art and wash the pool is completely different, food grade ceramic more stringent. Ceramic products with the patterns, glazes and other security risks also exist, especially the inner wall of the cup is the color, the choose and buy when more to be careful. According to the production process of "glaze" and "color" sequence, divided into ceramic color glaze, glaze and glaze. Glaze color is first after glazing color, does not allow use and do the dishes, because the pigment containing heavy metals, and very easy to bleaching, when carrying drinks will be dissolved in the beverage, if hand to touch the cup will feel the inner uneven; under glaze color is glazing color, this kind of ceramic products is the safest, can be used to do the dishes and cups; glaze glaze and color together, can be used as tableware, but no glaze color safe.