Aerogel- the lightest, most expensive item
Posted: July 19th, 2007, 1:57 pm
Aerogel- the lightest, most expensive item on Earth and 99% air!
Pound for pound, this costs more than a couple bars of gold
[youtube]http://youtube.com/watch?v=5PfelqRpOQk[/youtube]
Pound for pound, this costs more than a couple bars of gold
[youtube]http://youtube.com/watch?v=5PfelqRpOQk[/youtube]