فیلم Human powered Africa project / World Porject. Alan Riser – 22

فیلم Human powered Africa project / World Porject. Alan Riser نمایش آنلاین و دانلود فیلم و کلیپ
A Human powered work station for Africa and other remote pleases with no access to electricity. It can grind corn and wheat. Generate electricity, saw wood or metal, run an air compressor, wash cloths, sew cloths, drill water wells (bore holes) and much more. By Alan Riser / Al,s Welding "World Project"

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