ECO SUAVE
'(<a href="http://www.j-archive.com/media/2010-05-26_J_24.wmv">Sarah of the Clue Crew performs a science demonstration.</a>)  Hydrophobic sand  doesn't absorb water because it's been treated with a compound of this element, Si; the sand does cling to oil, however, making it useful in cleaning up oil spills'
silicon