废水提银利润可观“常言说隔行如隔山,如果不来到济南爱迪科技发展有限公司,我还真不知道从废水里也能提出亮闪闪的银子来?”来自内蒙古商都市的黄维国感慨地说着。通常人们只知道黄金白银是从矿石里提取的,还不知道在全国各地的照相馆、医院、印刷厂、制镜厂、保温瓶厂、电台、电器开关厂、药检所、实验室、感光材料厂等单位每天排放的废水、废料中均 Waste water to mention silver profit considerable “Saying interlacing such as every mountain, if you do not come to Jinan Aidi Technology Development Co., Ltd., I really do not know from the waste water can also be made of shiny silver?” Huang Weiguo from Inner Mongolia, Say it. Usually people only know gold and silver are extracted from the ore, and do not know about the photo studio, hospital, printing house, mirror factory, thermos bottle factory, radio station, electrical switch factory, drug inspection institute, lab, photographic material Plant and other units of the daily discharge of waste water, waste are