<http://schema.org/about>
"Save money on a compost bin by building your own. You can recycle wooden pallets, trash cans, barrels and cinder blocks for these projects."^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.treehugger.com/lawn-garden/4-diy-compost-bins-you-can-build-one-day-video.html>