Press.net Stuff Ontology models real world entities. There are two kinds of stuff: tangibles and intangibles. Tangible stuff includes persons, locations and organizations. Intangibles are abstract concepts such as smoking, feminism or love. @en
(2013-07-02) Bernard Vatant: The tangible/intangible distinction seems to belong to a very abstract level of upper ontology, but this vocabulary has a very pragmatic approach to this distinction.