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GREENPOWERSCIENCE 380mm Flexible Solar Fresnel Lens Adhesive FREE glass adhesion

http://www.greenpowerscienc...

DIAMETER = 380mm

FOCAL LENGTH=700mm or roughly 28 inches.

Flexible Solar Fresnel Lens is made from a special com...

19,436 views

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  Earthships Overview

  An overview of Earthship Biotecture. The ultimate in Green Buildings.

  13,964 views

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  Hallelujah Chorus -Quinhagak, Alaska

  Hallelujah Chorus -Kuinerrarmiut Elitnaurviat 5th Grade - Quinhagak, Alaska

  Wow!! Thank you for all for the wonderful comments. The village of Qu...

  1,468,570 views

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  LUMENHAUS - A brighter way. Everyday.

  LUMENHAUS is Virginia Tech's entry to the U.S. Department of Energy's 2009 Solar Decathlon competition. From its inception, the creation of LUMENH...

  48,801 views

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