Assertion: lignin | /r/HasProperty | part of wood
Facets:
Source sentences:
text: Lignin is part of wood and is, after cellulose, the second most abundant organic molecule on Earth.
text: -- The global lignin market size has witnessed exponential growth in the recent decades, as lignin, a component of wood, has proved to be a greener alternative that can be used by industries as diverse as aerospace and construction.