Sewage treatment by earthworms. This is a live plant video where treatment is done by earthworms. By this, treated water quality is also maintai...

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Sewage treatment by earthworms. This is a live plant video where treatment is done by earthworms. By this, treated water quality is also maintai...
Sewage treatment by earthworms. This is a live plant video where treatment is done by earthworms. By this, treated water quality is also maintained without using mechanical equipment. Any clarification regarding this technology , you may contact me.

https://youtu.be/jIJ8TnYocs0

Attached link

http://www.youtube.com/embed/jIJ8TnYocs0