(Die Seite wurde neu angelegt: „Water after primary treatment can still be rich in biologically degradable contaminants (BOD). This is actual…“)
(kein Unterschied)
Aktuelle Version vom 21. Februar 2019, 08:50 Uhr
Water after primary treatment can still be rich in biologically degradable contaminants (BOD). This is actually food for microorganisms and by suppling oxygen to the water, the organisms are encouraged to grow and multiply, consuming the contaminants in an aerobic process.