- Ceramic tableware is diverse in shape, delicate and smooth, bright in color and easy to clean, and is the first choice for most families to buy tableware. However, the colored glaze on the surface of the ceramic may become a health killer. Lead, mercury, radium, cadmium and other elements in the glaze are harmful to the body. The radioactive element radium kills white blood cells. Cadmium, lead and mercury are heavy metals, cadmium and lead can cause liver or other internal organ poisoning, mercury can cause liver, kidney sclerosis. When using unqualified ceramic products, these harmful substances will dissolve out, and as the food enters the human body, over a long period of time, it will cause chronic poisoning. At the same time, the clay for making ceramics should also pay attention to the fact that poor quality clay contains more microorganisms and harmful substances, even if it is not glazed, it will damage human health. Therefore, the specifications and quality of the product are particularly important, and the color-glazed ceramics that meet the standard are basically no harm to the human body, while the non-color ceramic tableware that looks clean may be hidden dangers for health.
1, buy ceramic tableware must choose the regular market
2, when buying, pay attention to the color of the tableware, touch the tableware surface with your hand to see whether the inner wall is smooth;
3, smell with the nose whether there is an odor;
4, do not buy too bright color ceramic tableware. In order to make the color bright, manufacturers will add some heavy metal additives in the glaze, therefore, the more bright the color of the tableware, the easier it is to exceed the standard of heavy metals;
5, should buy raw materials, process control more strict glaze color, underglaze color tableware.
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Post time: Aug-25-2023