Let me put it this way, Eddie...
This is a disambiguation page: a list of articles associated with the same title.
If an internal link referred you to this page, you may wish to change the link to point directly to the intended article.
Oil was a resource extracted from oil derricks and used as a minor constant credit boost in Red Alert and Generals universes. In the Tiberium universe, oil did not commonly appear.
In Generals 2, oil was originally intended to be a second resource that was to be extracted through oil derricks placed on oil wells. Based on community feedback, this idea was scrapped and the old oil mechanic was restored.