New process without the use of electric power

While the highly industrialized countries, and especially Germany, spend sleepless nights because nanoparticles and pharmaceutical residues are detectable in treated wastewater, other places in the world have to deal with the problems caused by untreated wastewater. But ultimately, we live on the same planet. Untreated wastewater released into the environment in Latin America, Africa, Asia, and sometimes even large parts of Europe, will eventually come to us via the oceans.

Altogether, up to 90% of the wastewater generated worldwide is not treated at all or is treated insufficiently prior to...