calisdad
Bronze Member
- Joined
- Sep 8, 2010
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- Location
- Groveland, CA
- Primary Interest:
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Thread Owner
I just found this interesting and wanted to share. Be sure and read the write up.
http://sciencedemonstrations.fas.ha...ram_name=indepth.html#a_icb_pagecontent341734
http://sciencedemonstrations.fas.ha...ram_name=indepth.html#a_icb_pagecontent341734
