Assertion: crude oil | /r/MadeOf | several chemical compounds
Facets:
Source sentences:
text: Petroleum, or crude oil as it is now usually referred too when raw, contains several chemical compounds, the most prolific being the hydrocarbons themselves which give thepetroleum composition its combustible nature.
text: Petroleum, or crude oil as it is now usually referred too when raw, contains several chemical compounds, the most prolific being the hydrocarbons themselves which give thepetroleum composition its combustible nature.
text: Petroleum, or crude oil as it is now usually referred too when raw, contains several chemical compounds, the most prolific being the hydrocarbons themselves which give thepetroleum composition its combustible nature.