Assertion: knocker | /r/HasProperty | excellent
Facets:
value: in economics
type: OTHER
value: in safety
type: OTHER
Source sentences:
text: In addition, this knocker is excellent in safety and economics because it can be used only by air supply, and it can be used safely for powder that has a characteristic to show adhesion when receiving the centrifugal force.
text: In addition, this knocker is excellent in safety and economics because it can be used only by air supply, and it can be used safely for powder that has a characteristic to show adhesion when receiving the centrifugal force.