Assertion: peat's cellulose | /r/HasProperty | protected by lignin
Facets:
Source sentences:
text: Unlike brown coal, peat still contains cellulose, protected by lignin or cutin, which gives a reaction with chlorzinc iodide.
text: Unlike brown coal, peat still contains cellulose, protected by lignin or cutin, which gives a reaction with chlorzinc iodide.