自上一世纪至今，从事粉煤灰成份、特性、功能及其综合利用等方面研究的专家学者层出不穷，不少专家开拓了粉煤炭资源化的新途径，多方面证实了粉煤灰是一种宝贵的矿物资源。但，作为一种新资源的开发利用，人们不免还有这样那样的疑虑，担心粉煤炭及制品在水体中有害元素浸出 Since the last century up to now, experts and scholars engaged in research on the composition, characteristics, functions, and comprehensive utilization of fly ash have emerged in an endless stream. Many experts have opened up new ways to recycle powdered coal resources. Many have confirmed that fly ash is a kind of Valuable mineral resources. However, as a development and utilization of new resources, people are inevitably worried about such things as fear of leaching of harmful elements in powdered coal and water products.