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Solution of the week 2

15 bytes removed, 01:47, 23 May 2015

→‎Links

* [http://www.ide-india.org/SurfaceTreadlePump.aspx KB Surface Treadle Pump]

* [http://www.ide-india.org/idei/Backend/ModuleFiles/DCPH/file/Socio%20Economic%20and%20Techno%20EnvironmentaAssessment%20of%20TP-TERI.pdf Socio-economic-techno-environmental assessment of IDEI products: Treadle Pump]. March 2007.

*[httphttps://www.youtube.com/watch?v=KH2I2ZKD_98&feature=related D1d32uVHZtc Treadle pumps in Uttar Pradesh, India, introduced by IDE-India]

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