关于氟在人类和动物机体上作用的知识在工业排氟污染自然环境危险性上看是很重要的。在近几年期间含氟产品的使用已有增加,抗龋漆含明显高的氟(以氟化钠计约2.5%),当他们粘在釉质上时,接触氟时间延长到几小时。另方面,水氟化装置的缺 Knowledge of the role of fluorine in human and animal organisms is important in the context of industrial pollution of the natural environment with fluorine. The use of fluorinated products has increased in recent years and the anti-caries paint contains significantly higher fluoride (about 2.5% based on sodium fluoride) and prolongs exposure to fluoride for hours when they adhere to the enamel. On the other hand, the lack of water fluoride device