Best Answer
yes, for those refineries that import foreign oil.however there are Oil companies that do not import Oil from OPEC.
Chevron/Texaco/Exxon does.
Conoco,/Phillips/Union 76 does not. jcms
Other Answers (2)
-
Oil is considered a fungible product in that oil from any source is OK as long as the grade is what you want. Refineries may use US oil one week, Canadian the next and Nigerian the week after.
-
They have some grading such as light ,and sour crude and many others...
