Does borosilicate glass contain lead? Poisonous?
When many people drink water, they do not use plastic cups, but glass cups. There are many glass materials on the market. Everyone is familiar with soda-lime glass, which is ordinary glass. In fact, there is also high borosilicate glass. Cups made of this material are good, but some people think that high borosilicate glass contains Lead, you must know that lead is a poisonous substance and is not good for the body. Is there really lead?
First of all, it must be clear that ordinary glass contains lead, while the main components of high borosilicate glass are boron and silicon. The silicon content is relatively high and does not contain lead and other harmful substances. Moreover, high borosilicate glass has high temperature resistance and acid resistance. It is also relatively strong and will not precipitate harmful substances to the human body after being put into water.