Assertion: conventional oil | /r/HasProperty | explored
Facets:
Source sentences:
text: Conventional oils can be explored and produced by conventional primary and secondary recovery techniques, whereas nonconventional oils, such as heavy oils, tar sands, and synthetic oils, are more difficult to extract from the host rock (Tissot and Welte, 1984).
text: Conventional oils can be explored and produced by conventional primary and secondary recovery techniques, whereas nonconventional oils, such as heavy oils, tar sands, and synthetic oils, are more difficult to extract from the host rock (Tissot and Welte, 1984).