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Drilling or digging

1 byte added, 03:46, 3 October 2013
Manual drilling links
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===Manual drilling links===
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|{{#ev:youtube|_lapu0LB-wM|200|auto|<center>How to Professionalize the <br>Manual Drilling Sector in Africa 1</center>}}
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===Acknowledgements===
* [http://www.unicef.org/wash/files/04.pdf Understanding Groundwater and Wells in Manual Drilling]. Unicef.org.
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