Assertion: hydrocyanic acid | /r/CapableOf | operate through nervous communication
Facets:
value: upon the brain
type: TRANSITIVE-OBJECT
Source sentences:
text: Until lately, it has been supposed that hydrocyanic acid operated, through nervous communication, upon the brain; the rapidity of its action precluding, as it was imagined, the supposition that it could produce its effects through absorption.