title: Trace metals in wastewater effluents.
mesh_terms: D002140:California; D004463:Ecology; D008670:Metals / Q000032:analysis*; D014131:Trace Elements / Q000032:analysis*; D014873:Water Pollutants / Q000032:analysis*
chemical_list: D008670:Metals; D014131:Trace Elements; D014873:Water Pollutants