Assertion: silicone | /r/HasProperty | impervious
Facets:
value: to uv rays
type: TRANSITIVE-OBJECT
Source sentences:
text: Silicone is also impervious to UV rays, which is excellent if your solution will experience long-term exposure to the elements.
text: Many silicones seem to be impervious to the effects of aging, weather, sunlight, moisture, heat, cold, and some chemical assaults.