Assertion: silica's property | /r/HasProperty | combined with its desirable effect
Facets:
value: on compound unit cost
type: TRANSITIVE-OBJECT
Source sentences:
text: By far the most common filler type used in the rubber industry is carbon black, in the tire this material has long been the compounder’s filler of choice due to its ability to improve physical properties combined with its desirable effect on compound unit cost relative to that of the raw elastomer.