Are electronic grade fiberglass strands toxic?
Electronic grade glass fiber board are used for circuit boards and other electronic equipment manufacturing, electronic products, regular safety inspection certificate will be marked the security level of various harmful substances, if not it is not allowed to sell.
So the content of harmful substances more formal glass fiber will be controlled in a safe range, such as glass fiber, glass fiber, Sichuan wellav glass stones and so on such products. If it's some black workshops, it's hard to say.
