Assertion: manure's material | /r/HasProperty | ground
Facets:
value: very finely
type: DEGREE
value: to ensure sufficient solubility
type: PURPOSE
Source sentences:
text: These materials must be very finely ground to ensure sufficient solubility.
text: We’ve tried hay and straw, even cornstalks, but it is hard to get the quantities we need and the material must be very finely ground to work properly,” he says.