Assertion: potash | /r/HasProperty | a source of soluble potassium
Facets:
Source sentences:
text: Potash is principally used as an agricultural fertilizer because it is a source of soluble potassium.
text: Potash is used as an agricultural fertiliser because it is a source of soluble potassium, one of the three primary plant nutrients, helping plants grow faster, stronger and healthier.