<http://schema.org/about>
"It's easy to ignore, that little ripple of water in your toilet tank that you think might be a leak, but you don't have time and you're really not sure. The next time you pop a squat, there it is again, mocking you,"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.treehugger.com/bathroom-design/the-h2orb-flushes-your-leaky-toilet-troubles-away.html>