Biological oxidation: Decomposition of complex organic materials by microorganisms through oxidation.
aerobic biological oxidation
any waste treatment process or other process utilizing aerobic organisms, in the presence of air or oxygen, as the agent for reducing pollution load, oxygen demand, or the amount of organic substance in waste.
The biological oxidation of sulfur and sulfur compounds in the soil.
summation curve (of particle sizes) ...
Nitrification The biological oxidation of ammonia and ammonium sequentially to nitrite and then nitrate. It occurs naturally in surface waters, and can be engineered in wastewater treatment systems.
activated sludge A suspended diverse biomass primarily composed of bacteria and protozoa produced in raw or settled wastewater by biological oxidation resulting in the growth of additional microorganisms in the presence of dissolved oxygen.
The quantity of oxygen used in biological and non-biological oxidation of materials in water; a measure of water quality.
Definition source
Synonyms (english only) ...
Primary treated water. First major treatment in a wastewater treatment facility, usually sedimentation but not biological oxidation.
 See also: Oxidation, Waste, Water, Organic, Oxygen
  
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