Assertion: gypsum | /r/CapableOf | act as a source of sulfur
Facets:
Source sentences:
text: Gypsum may act as a source of sulfur for plant growth, and in the early 19th century, it was regarded as an almost miraculous fertilizer.
text: Gypsum may act as a source of sulfur for plant growth, and in the early 19th century, it was regarded as an almost miraculous fertilizer.