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1 hour ago
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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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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Radio Inventor Stamps
On Page 39 of the Nov-Dec 2024 SARC newsletter "The Communicator"
this video has been removed by the user.
ReplyDeleteToo 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).