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Microhydropower_system.JPG (549 × 540 pixels, file size: 148 KB, MIME type: image/jpeg)
Department of Energy image. Source: http://www.energysavers.gov/your_home/electricity/index.cfm/mytopic=11060
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|current||11:28, 12 December 2011||549 × 540 (148 KB)||STobin||Department of Energy image. Source: http://www.energysavers.gov/your_home/electricity/index.cfm/mytopic=11060|
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