Using a mylar blanket and a trash can lid to make a parabolic mirror the sunlight powers a small steam engine. Trash can lid to parabolic mirror: http://www.... | From:GREENPOWERSCIENCE Views:33820 609ratings | |
Time:01:40 | More inScience & Technology |
Using a mylar blanket and a trash can lid to make a parabolic mirror the sunlight powers a small steam engine. Trash can lid to parabolic mirror: http://www.... | From:GREENPOWERSCIENCE Views:33820 609ratings | |
Time:01:40 | More inScience & Technology |
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