Which one of the following is used in vermi-processing toilet?
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Vermin processing toilet is a type of toilet in which human excreta is treated through earthworms. Earthworms convert human excreta into vermin cake that is a good variety of natural manure. A design of a toilet in which humans excreta is treated by earthworms has been tested in India.
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Answer:
Vermin processing toilet is a type of toilet in which human excreta is treated through earthworms. Earthworms convert human excreta into vermin cake that is a good variety of natural manure. A design of a toilet in which humans excreta is treated by earthworms has been tested in India.
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where are options... you have not told option how can i answer
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