Assertion: commercial lime | /r/MadeOf | impurity
Facets:
value: often
type: TEMPORAL
Source sentences:
text: But commercial lime frequently contains impurities.
text: It is also called lime, quicklime, or caustic lime, but commercial lime often contains impurities, e.g., silica, iron, alumina, and magnesia.
text: It is also called lime, quicklime, or caustic lime, but commercial lime often contains impurities, e.g., silica, iron, alumina, and magnesia.