title: [Reduction of residual pollution -- essential problem of the Sewage-Emission Law].
mesh_terms: D005860:Germany, West; D007878:Legislation as Topic; D012722:Sewage; D014876:Water Pollution / Q000517:prevention & control*
chemical_list: D012722:Sewage
vernacular_title: "Halbierung des Restschmutzes" -- Kernproblem des Abwasserabgabengesetzes