Monday, July 11, 2016

A Light for the Poor



I thought this was really clever, the kind of innovation that can make a big difference in the lives of poor people.
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1 comment:

  1. AnonymousNovember 1, 2016 at 10:19 PM

    this video has been removed by the user.
    Too bad you had no comments about it. Is it a solar system, or the tube lights made from soda bottles and water (also pretty clever).

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