<http://schema.org/description>
"Most of us conduct periodic sweeps through the refrigerator to ferret out the molding fruit salads and check the cartons of yogurt and eggs to see whether we've been keeping them too long. On Grist, though, National Resources Defense Council scientist Dana Gunders says that \"use-by\" dates are not a good guideline for knowing when something is ready to toss."^^<http://www.w3.org/2001/XMLSchema#string>
<http://archives.sfweekly.com/foodie/2011/11/23/do-you-really-need-to-toss-food-once-the-use-by-date-expires>