Assertion: crude oil | /r/HasProperty | occurring liquid
Facets:
value: naturally
type: MANNER
Source sentences:
text: Petroleum is a naturally occurring liquid found beneath the earth
text: Petroleum is crude oil, a naturally occurring liquid that can be refined to make gasoline (or petrol), diesel fuel, jet fuel, home heating oil, lubricating oil, wax, asphalt, and many other valuable products.
text: To begin with, petroleum is a naturally occurring element which is in liquid state.
text: Because petroleum is a naturally occurring substance, its presence in the environment need not be the result of human causes such as accidents and routine activities (seismic exploration, drilling, extraction, refining and combustion).
text: Petroleum is a naturally occurring hydrocarbon material that is believed to have formed from animal and vegetable debris in deep sedimentary beds.
text: Petroleum is a naturally occurring liquid found in rock formations.
text: Petroleum is crude oil, a naturally occurring liquid that can be refined to make gasoline (or petrol), diesel fuel, jet fuel, home heating oil, lubricating oil, wax, asphalt, and many other valuable products.