name two (a) organic impurities, (b) inorganic impurities, (c) nutrients, (d) microbes present in sewage
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Organic impurities: Animal waste, oil and urea are some of the organic impurities present in sewage.
Inorganic impurities: Two inorganic impurities present in sewage are nitrates and phosphates.
Nutrients: Nitrogen, phosphorus and potassium -- there are valuable nutrients contained in wastewater.
Microbes: Pathogens typically found in sewage include Salmonella, Shigella, E. coli, Streptococcus, Pseudomonas aeroginosa, mycobacterium and Giardia Lamblia, according to the Water Quality and Health Council website.
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