<http://schema.org/about>
"Two challenges encourage you to find out if no soap and shampoo can mean soft skin, dandruff-free hair, fewer chemicals, and more money in your pocket."^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.mnn.com/lifestyle/natural-beauty-fashion/blogs/is-soap-free-the-new-clean>