Liquid Magnet Sculpture

[postlink]http://vids-in-tech.blogspot.com/2010/05/liquid-magnet-sculpture.html[/postlink]http://www.youtube.com/watch?v=OsW8zctD7CMendofvid [starttext] A ferrofluid (from the Latin ferrum, meaning iron) is a liquid which becomes strongly polarised in the presence of a magnetic field.[endtext]