If you walk the aisles of a dollar store one constant that you will see worldwide is the Chinese solar lamp. Your dollar gets you a white LED behind plastic, mounted on a spike to stick into the ...
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The Lamp That Extracts Water For Free #shortsA New Zeland-based designer Henry Glogau has developed Solar Desalination Skylight ... discover oldest section of China’s Great Wall, dating back nearly 3,000 years ...
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