<http://schema.org/about>
"Food wastage is a big topic.  TreeHugger has covered some of the issues: the apples of less than perfect shape that supermarkets refuse to sell.  The regulations by the European Union forbidding the sale of certain kinds of fruits"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.treehugger.com/green-food/expired-food-is-much-desired.html>