Water and inorganic (inorganic matter) inorganic substances contained in waste water, there are many species have both helped in the wastewater. Or improve the quality of water resources, water quality is good.
Inorganic compounds (Inorganic matter) inorganic compounds present in the wastewater contained many types have both an enables wastewater treatment process and water quality of water source, good quality.
of Spain (Inorganic matter), there is a broad range of existing waste water in a number of categories, as in the process waste water treatment or water quality of water source quality is good.