Assertion: asphalt | /r/HasProperty | obtained
Facets:
value: from naturally occurring deposits
type: OTHER
Source sentences:
text: Commonly known as bitumen, asphalt may be obtained from a wide range of selected crude oils or petroleum.
text: Asphalt, a very thick hydrocarbon substance, can be obtained either from naturally occurring deposits or, more commonly, as a byproduct of crude oil refining.