how is the waste disposed off in septic tank
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Contents of septic tank are normally pumped out by a vacuum truck.
Sewage is transported to wastewater treatment plant for last treatment.
Wastewater can be taken to certified disposal field where stabilized wastewater is used as fertilizer.
Application rate of sewage to field is confirmed by crop, soil type.
Field spreading waste in this manner is good solution for disposal because nutrients are applied to root zone of soil where its used and water is cleaned.
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