in what ways has sludge obtained from a wwtp used
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Sludge refers to semi-solid form or suspension of matter that settles down through wastewater treatment.Sludge obtained through wastewater treatment plant can act as inoculum( bacteria for decomposition) for starting again treatment of another slot of waste water. Remaining part ofsludge is used to produce biogas.
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Explanation:
This sludge is used to obtain methane,carbon dioxide and humus like materials by a process called digestions. It consists of decomposing the sludge with the help of anaerobic bacteria. Dries sludge can be used as a fertilizer. The methane formed can be used as a fuel.
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