Assertion: ricin's use | /r/CapableOf | affect u.s. public opinion
Facets:
value: on the development of biological weapons
type: TRANSITIVE-OBJECT
value: negatively
type: MANNER
Source sentences:
text: The use of chemicals, riot-control agents, and herbicides like Agent Orange drew international criticism, and negatively affected the U.S. public opinion on the development of biological weapons.