Ferrofluid
 

I know I posted about this stuff befor , but I didn't know what it was called , evedently its called Ferrofluid,
Ferrofluid is a very interesting material originally developed by NASA it has now found itself been used for a whole range of devices including dampers for controlling and stabilizing large building that move around in the wind.

http://www.99express.com/posts/ferro...sculptures.htm


Cool stuff :)

It's $25 for a bottle of Ferrofluid.http://www.cellar.org/images/smilies/tongue.gif Now that would be a unique gift.

Oops, forgot the warning.