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Thread: cool solar upgrade

  1. #1

    cool solar upgrade

    Hi folks

    found this while web surfing. Let me know what you think.


  2. #2
    Regular+ User Cy's Avatar
    Join Date
    Feb 2008
    Nashville, TN

    Definitely a cool article.

    Definitely a cool article. I noticed the article was dated 1976. I wonder if the invention ever panned out.

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