<http://schema.org/about>
"Almost three years ago, John listed some of the suspected problems with polybrominated diphenyl ether (PBDE) flame retardants, including being an endocrine disruptor"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.treehugger.com/green-food/pdbes-where-do-they-come-from-and-what-are-they-doing-to-us/page2.html>