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mixture (Mixture)

A Mixture is two or more PureSubstances, combined in varying proportions - each retaining its own specific properties. The components of a Mixture can be separated by physical means, i.e. without the making and breaking of chemical bonds. Examples: Air, table salt thoroughly dissolved in water, milk, wood, and concrete.

Ontology

SUMO / BASE-ONTOLOGY

Superclass(es)

[tree]
entity
is subclass of
  physical  
is subclass of
  object  
is subclass of
  self connected object  
is subclass of
  substance  
is subclass of
  mixture  

Subclass(es)

solution  mineral  body substance 

Coordinate term(s)

biologically active substance  pure substance 

Related WordNet synsets

mixture
(chemistry) a substance consisting of two or more substances mixed together (not in fixed proportions and not with chemical bonding)
mixture is kind of (all)...   mixture is kind of...   kinds of mixture...   kinds of mixture (all)...  
compound
consisting of two or more substances or ingredients or elements or parts; "soap is a compound substance"; "housetop is a compound word"; "a blackberry is a compound fruid"
compound is similar to...  
See more related synsets on a separate page.

Axioms (1)

If mixture is an instance of mixture, then there exist pure substance pure1,pure substance pure2 so that pure1 is not equal to pure2 and pure1 is a piece of mixture and pure2 is a piece of mixture. 
(=>
      (instance ?MIXTURE Mixture)
      (exists
            (?PURE1 ?PURE2)
            (and
                  (subclass ?PURE1 PureSubstance)
                  (subclass ?PURE2 PureSubstance)
                  (not
                        (equal ?PURE1 ?PURE2))
                  (piece ?PURE1 ?MIXTURE)
                  (piece ?PURE2 ?MIXTURE))))