Water has long been a source of renewable power. More than 2,000 years ago the Chinese used water wheels to grind grain and pound ore. In the 1700s water wheels kickstarted the Industrial Revolution ...
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Generating free electricity tips

Hello everyone, have a great day. My name is Thanh, and I live in a remote rural area in the mountainous northern province of Vietnam. I'm on a life-building journey in the woods. All videos are ...