Assertion: lignin | /r/ObjectUse | used as green substitute
Facets:
value: for the toxic bisphenol
type: TRANSITIVE-OBJECT
Source sentences:
text: Lignin, which is the most abundant aromatic polymer in nature, was used as a green substitute for the toxic bisphenol A.
text: Lignin, which is the most abundant aromatic polymer in nature, was used as a green substitute for the toxic bisphenol A.