<http://schema.org/about>
"London launches hi-tech desalination plant to stave off drought, and it will be powered by a renewable fuel  found in abundance in the city -- fish fry oil."^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.mnn.com/green-tech/gadgets-electronics/blogs/can-fish-fry-oil-save-london-from-impending-drought>