How a septic tank works
This video was developed by Judith Torzillo for Healthabitat, to help explain the process of how a septic tanks works, what the by products are good for and the level of maintenance it needs to villages in Nepal receiving and working on The Village Sanitation Project. It is now used to explain the process to anyone...
via Youtube at https://youtu.be/uuORuwb4cfs
from Scholars Globe https://ift.tt/2NL5xZA
via IFTTT
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