Full Idea
Composition is asymmetric and transitive: if a is made up of b, and b of c, then a is made up of c; and if a is made of b, then b is not made up of a. We cannot say the snow is made up of the snowball.
Gist of Idea
Composition is asymmetric and transitive
Source
Peter Simons (Parts [1987], 6.5)
Book Reference
Simons,Peter: 'Parts: a Study in Ontology' [OUP 1987], p.238
A Reaction
...And snowballs composed of snow can then compose a snowman (transitivity).