Assertion: crude oil's hydrocarbon | /r/CapableOf | exist as liquid
Facets:
Source sentences:
text: Some hydrocarbons exist as liquids while others are gaseous, and they are thus known as oil and natural gas, respectively.
text: Crude oil and other hydrocarbons exist in liquid or gaseous from in underground pools or reservoirs, in tiny spaces within sedimentary rocks, and near the earth's surface in tar (or oil) sands.