Assertion: teak | /r/MadeOf | silica
Facets:
value: naturally
type: MANNER
Source sentences:
text: Teakwood naturally contains silica, which is a sand and natural oils that make the wood very dense.
text: It naturally contains silica, which makes it resistant to fungal decay, many of the effects of water (such as rot, swelling and warping), as well as chemicals.
text: Teakwood naturally contains oil and silica, making it virtually water-impermeable and a perfect choice for any outdoor garden furniture.