![<?echo $_SERVER['SERVER_NAME'];?>](/template/twentyseventeen/skin/images/header.jpg)
[China Glass Net] The main component of glass is silica, but there are other ingredients that are considered to add and change the properties of glass, such as lead, chromium, and uranium. This kind of glass should not be used for the storage of food, etc. Although these highly toxic elements exist in a chemical state, it is inevitable that it will cause harm to the human body. Fortunately, the glass containing these elements is colory and easy to distinguish.
There is also: the glass is directly used in the production of mineral raw materials, such as limestone, quartz sand (99% content is silica, an important part of glass), soda ash (sodium carbonate), etc., because it is a natural mineral, Inevitably there will be some impurity elements brought in, so when buying glass products, especially when holding food containers, pay attention to the choice of crystal clear, regular manufacturers of products. There are color advisers not to choose! It is also advisable not to choose a dish with a pattern printed on the glass for tableware.
Because those patterns are easy to crack under high temperature conditions to produce toxic substances. Of course, manufacturers can still be trusted to buy, can not kill a stick. Plexiglas can hold food, but it cannot be overheated, and heating can poison or damage the container.
Rib Knit,Rib Spandex,Black Rib Knit,Ribbed Stretch Fabric
Shaoxing Qianhai Import and Export Co.,Ltd. , https://www.qhtextile.com