30

Stories about: aerogel

What Is an Aerogel? Often called 'frozen smoke', aerogels represent materials derived from a gel compound in which the liquid components have been switched with a gas. Despite the fact that their names suggests that they are gel-like, aerogel materials are anything but that. They are dry materials and have properties similar t... 22 January 2008 09:14 GMT Highly Efficient Heavy Metal Filter Made Mostly of Air A new and interesting method of combating heavy metal pollution presents itself in the form of...air. It is a novel aerogel that is made mostly of thin air, trapped in large spaces between the gel molecules. With an incredibly low density, it can soak up vast amounts of heavy metals in run-off water from polluted in... 27 July 2007 03:32 GMT