Assertion: lignin | /r/HasProperty | aromatic polymer
Facets:
value: with phenolic hydroxyl groups
type: OTHER
Source sentences:
text: Lignin, an aromatic polymer, assists the secondary thickening and basically present in the secondary cell wall.
text: Lignin, an aromatic polymer found in plants, has been studied for years in many biological fields.
text: It is an aromatic polymer with phenolic hydroxyl groups and is the main organic component present in black liquor of the kraft process (Zhu et al. 2014).