The science of composabilty and divisibility, parts and whole, atoms and molecules. Chemistry, broadly conceived. Compare to materialism. We have methodological naturalism. Molecularity is a analytic method. What is it good for and what is it not. Is molecularity the same as materialism? Does molecularity solve the first person problem? No. But are volcanoes, earthworms, and crows all made out of molecules?
Good for chemical elements, bad for abstract notions.
enables the representation of associative (non-hierarchical) links, which can also be used to represent part-whole links that are not meant as hierarchical relationships.