Fresnel Lens to heat a swimming pool with solar energy

<div style="color: #000000;font-family: Arial, Helvetica, sans-serif; font-size:12px; font-size: 12px; width: 555px;"><table cellspacing="0" cellpadding="0" border="0"><tbody><tr><td width="140" valign="top" rowspan="2"><div style="border: 1px solid #999999; margin: 0px 10px 5px 0px;"><a href="http://www.youtube.com/watch?v=IwVzrTbPubU&feature=youtube_gdata"><img alt="" src="http://i.ytimg.com/vi/IwVzrTbPubU/default.jpg"></a></div></td><td width="256" valign="top"><div style="font-size: 12px; font-weight: bold;"><a href="http://www.youtube.com/watch?v=IwVzrTbPubU&feature=youtube_gdata" style="font-size: 15px; font-weight: bold; font-decoration: none;">Fresnel Lens to heat a swimming pool with solar energy</a><br></div><div style="font-size: 12px; margin: 3px 0px;"><span>Heating a swimming pool with Fresnel Lenses is possible but simply pointing one at clear water does nothing. A dark target is required to absorb the concentr...</span></div></td><td style="font-size: 11px; line-height: 1.4em; padding-left: 20px; padding-top: 1px;" width="146" valign="top"><div><span style="color: #666666; font-size: 11px;">From:</span><a href="http://www.youtube.com/channel/UCQ9e0JHba7ApNz_-HL-p_6A">GREENPOWERSCIENCE</a></div><div><span style="color: #666666; font-size: 11px;">Views:</span>11284</div><div style="white-space: nowrap;text-align: left"><img align="top" alt="" src="http://gdata.youtube.com/static/images/icn_star_full_11x11.gif" style="border: 0px none; margin: 0px; padding: 0px; vertical-align: middle; font-size: 11px;"> <img align="top" alt="" src="http://gdata.youtube.com/static/images/icn_star_full_11x11.gif" style="border: 0px none; margin: 0px; padding: 0px; vertical-align: middle; font-size: 11px;"> <img align="top" alt="" src="http://gdata.youtube.com/static/images/icn_star_full_11x11.gif" style="border: 0px none; margin: 0px; padding: 0px; vertical-align: middle; font-size: 11px;"> <img align="top" alt="" src="http://gdata.youtube.com/static/images/icn_star_full_11x11.gif" style="border: 0px none; margin: 0px; padding: 0px; vertical-align: middle; font-size: 11px;"> <img align="top" alt="" src="http://gdata.youtube.com/static/images/icn_star_half_11x11.gif" style="border: 0px none; margin: 0px; padding: 0px; vertical-align: middle; font-size: 11px;"></div><div style="font-size: 11px;">277<span style="color: #666666; font-size: 11px;">ratings</span></div></td></tr><tr><td><span style="color: #666666; font-size: 11px;">Time:</span><span style="color: #000000; font-size: 11px; font-weight: bold;">01:23</span></td><td style="font-size: 11px; padding-left: 20px;"><span style="color: #666666; font-size: 11px;">More in</span><a href="http://www.youtube.com/videos?c=28">Science & Technology</a></td></tr></tbody></table></div><br>

Fresnel Lens to heat a swimming pool with solar energy

Fresnel Lens to heat a swimming pool with solar energy Heating a swimming pool with Fresnel Lenses is possible but simply pointing one at c...

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