tag:blogger.com,1999:blog-6823368433658926682.post5748925035801737157..comments2023-11-05T03:17:36.164-08:00Comments on John Callanan Hats: HAT BLOCKS, wood and aluminum, things of beautyJOHN CALLANAN Hats eye_of_the_designer instragramhttp://www.blogger.com/profile/08787075031112680639noreply@blogger.comBlogger1125tag:blogger.com,1999:blog-6823368433658926682.post-75412129389877261332018-11-20T02:02:44.910-08:002018-11-20T02:02:44.910-08:00it makes aluminum directly from alumina, without t... it makes aluminum directly from alumina, without the need to use sodium. It does this by heating the crap out of alumina in a solution of the molten salt cryolite (Na3AlF6) in the presence of coke (carbon). <a href="http://www.shareyoon.com/" rel="nofollow">aluminum slide doors</a><br />jhonhttps://www.blogger.com/profile/08258690520992269231noreply@blogger.com