<http://schema.org/description>
"Taste can be classified into five flavors that we sense, but how many odors can we smell? There are likely about 10 basic categories of odor, according to research published September 18th in the open access journal PLOS ONE by Jason Castro from Bates College, Chakra Chennubhotla from the University of Pittsburgh, and Arvind Ramanathan from Oak Ridge National Laboratory."^^<http://www.w3.org/2001/XMLSchema#string>
<http://medicalxpress.com/news/2013-09-odor-categories-math.html>