Assertion: silk | /r/HasProperty | natural fiber
Facets:
Source sentences:
text: Since silk is a natural fiber, it is inherently sustainable and non-damaging to the environment.
text: According to the website Silk Painting Gallery, in the article "How Silk is Made", silk is a natural fiber harvested from the cocoons of silk worms.
text: Silk is a natural fiber that is usually derived from the mulberry silkworm’s cocoons.
text: Being a natural fiber, silk does not dull needles as quickly as synthetic fabrics.
text: The biggest difference between the two is that silk is a natural fiber and satin is a weave.