<http://schema.org/about>
"We have noted previously that in the UK rainwater barrels are called water butts, so we suppose it was inevitable that somebody was going to design this. Whatever gets you into rainwater harvesting. Designed by Gerardine &amp; Wayne Hemingway, who should"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.treehugger.com/sustainable-product-design/put-a-double-entendre-in-your-garden.html>