Assertion: potassium nitrate | /r/HasProperty | hard
Facets:
Source sentences:
text: Potassium nitrate is used as a fertilizer, to help plants grow faster and grow in more places where it might be hard for them to grow otherwise.
text: Potassium nitrate is used as a fertilizer, to help plants grow faster and grow in more places where it might be hard for them to grow otherwise.