7 6, who lives in the success of Street Nan'an biotope A transport company buildings reflect Miss Yu, the home of the outflow of water in many small insects, very scary.

Chinese Water Association expert that drinking water in China each year caused by induced disease, death was a direct loss of more than 1 percent of GDP. But today, the country most of the water plant is still used a century ago the technology for processing ... ...

processing techniques used years ago

100 years ago In the l902, Belgium began to use chlorine (that is simple to use bleaching powder) to disinfect drinking water. Chlorine can penetrate the cell wall of bacteria and enzymes within cells which play a role in undermining the function of enzymes to the role of sterilization. The role of chlorine in drinking water to solve the biological pollution of water at that time to put an end to the prevalence of infectious diseases, creating a modern water industry, the influx of thousands of households have running water.

depth to deal with the National Water Supply and Research Wang Zhansheng chairman, said: "Our country is now 99% of the water plant is still used 100 years ago, the conventional process. "city water plant in China, the basic water treatment process as follows: a raw water pumping station â†