That mostly what they are used for today. Less than 2% of our electricity is generated by petroleum. Much of what is used is petroleum coke and residual oil. Those are left over products from Crude Oil after products like diesel and gasoline are removed.
U.S. Electric Power Industry Net Generation, 2006 
My plan was not completely laid out. It would include expanded conversion to electric cars, run on the new nuclear power plants, as well as vastly expanded drilling for new oil.
Since I’m conquering Canada and Mexico, their production will in future be classified as “domestic.” Chavez better watch out, or he’s next.
As dictator, I don’t have to deal with financial, political or environmental considerations.