Assertion: slate | /r/HasProperty | popular roofing material
Facets:
value: due to higher initial cost
type: CAUSE
value: because of aesthetic appeal
type: CAUSE
value: because of durability
type: CAUSE
value: because of its strength
type: CAUSE
Source sentences:
text: Slate was and is a popular roofing material because of its strength, durability and aesthetic appeal.
text: Slate was and is a popular roofing material because of its strength, durability and aesthetic appeal.
text: Because it can be split so thinly, not surprisingly slate is a popular roofing material, but more unusually it can
text: Synthetic slate normally last much longer and perform better compare to architectural shingles, but due to higher initial cost, it is still less popular roofing material.