if something conduction something else then that something is the sink of that something else
conveyance is not solid_object. electrical_conduction is conduction. compressed_substance is not tangible_thing. electrical_conduction is not flowing. compressed_substance is tangible_thing. conduction is not physical_phenomenon. conducting_medium is not tangible_thing. fact_gathering_forbidden_predicate is not predicate. sink is not tangible_thing. electrical_conduction is not conduction.