Industry pollutes the air and everything seeps into the groundwater.
The Chinese government, for example, officially declares that it cannot guarantee clean air and water.
But in Germany, too, we have to contend with hormones, pharmaceutical residues and chemicals in drinking water, which pass the barriers of waterworks with increasing ease.
Among other things, this is due to outdated treatment technologies and also to the fact that there are neither limit values nor legal regulations for around 50,000 substances.