Ceramic tableware stands out for its unique advantages: it does not rust or rot, it does not absorb water, it has a hard and smooth surface, it is easy to clean and maintain on a daily basis, and its superiority over tableware made of other materials is obvious. However, it is worth noting that ceramics may contain lead elements become a potential health hazard. According to the results of sampling and testing by the state quality supervision department, the excessive dissolution of lead has become a common problem in the field of ceramic tableware. Especially when the tableware bearing such as fruits, vegetables, milk and other foods rich in organic acids, lead may be dissolved, and then ingested by the body, involving the intestines, stomach, liver, kidneys and other important organs, long-term accumulation of up to a certain amount, it will induce lead poisoning phenomenon.
Explore the root cause of lead leaching, mainly in the decorative materials of tableware. Experts hereby remind consumers, in the purchase of ceramic tableware, priority should be given to the decoration of a smaller area or the use of underglaze, underglaze color process tableware, try to avoid choosing too brightly colored and decorated with painted styles on the inner wall. Underglaze color tableware pattern deep in the glaze layer, like a natural "shield"; and glaze color in about 1300 ° C high temperature under rapid firing, without relying on lead, cadmium and other harmful heavy metals such as cooling solvents, safety is relatively high. As for the glazed tableware, it is relatively easy to identify by visual observation and touch: its picture is not as bright as the glaze, slightly rough to the touch, and the edge of the pattern has a clear sense of convexity.
In addition, consumers should avoid street vendors in the cheap purchase of unknown sources of ceramic products, but should prefer to choose the price is higher than ordinary ceramic tableware 3 to 4 times, but the use of lead-free glaze environmental green tableware to protect the health and safety of the family.
