A typical activated sludge system in wastewater treatment uses microorganisms to remove pollutants from wastewater. The main components and their functions are: Aeration Tank: This is where the wastewater is mixed with activated sludge, which is a community of microorganisms (bacteria, protozoa, fungi) that consume organic matter in the wastewater. Air or oxygen is supplied to the tank to promote the growth and activity of these microorganisms. The microorganisms use the organic matter as food, converting it into carbon dioxide, water, and more microorganisms (biomass). Secondary Clarifier: This is a settling tank....
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