Assertion: fiberglass's strength | /r/HasProperty | important
Facets:
Source sentences:
text: These range anywhere from our economical agricultural grade panels to our extra strong, woven roving reinforced industrial grade panels where strength, impact resistance and walkability is important.
text: S-glass ("S" for "stiff") is used when tensile strength (high modulus) is important and is thus an important building and aircraft epoxy composite (it is called R-glass, "R" for "reinforcement" in Europe).