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SUSTAINABLE AND APPROPRIATE TECHNOLOGY VIDEOS
The mechanical mathematician
06/16/08
12:04:33 pm, by gaiatechnician 
, 38 words, 58 views 
Categories: Renewable Energy, Cob, Appropriate Technology (General), Do It Yourself Technology (DIY)
The mechanical mathematician
shows a generalized "mechanical mathematician" for making cob parabolic dishes or for making cob moulds for parabolic reflectors. Hopefully this will be accurate enough to make large moulds for big specalized parabolic dish reflectors.
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