How does a septic tank works
When sewage divides into three parts when it enters into in the tank. Solid waste is washed under the tank, where the bacteria in the tank rotate solids and sludge are made. The middle layer of waste is usually water, while grease and oils above the floating tank, to exit. As soon as solid waste decomposes in slurry, gravity moves the water through the inclination towards the discharge zone, which it divides into the soil tubes. And this is why septic tanks cleaning is require often require.
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