<http://schema.org/about>
"Last week, we asked you to join in the Giveaway 4 Good and vote on a new Double Impact challenge by telling us how you prefer to live frugal and green. The votes are in and the majority of readers selected making your own cleaning supplies. Here's why"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.treehugger.com/green-food/double-impact-why-diy-cleaning-supplies-make-going-green-frugal.html>