Yesterday we showed you one design firm's efforts to wring energy out of all sorts of doors, revolving, sliding and standard. Now take a look at the invention of Dr. Cedrick Ngalande, who wants to capture energy in a region that doesn't have as many doors--rural Africa.
Have you an opinion, used or been to this object or place? Tell us what you like don't like about it, or post any specs/info about it:
