Many of them, given the supply situation last year, delayed maintenance. So we're at the point right now where they had to do it to get ready for summer driving season.
This year presents the refining industry with several significant challenges. But we are experts at trying to make the whole supply system work.
If there's significant damage done in the Gulf, there's going to be a supply impact on gasoline, diesel and natural gas.
The energy price and allocation controls of the 1970s resulted in supply shortages in the form of long gas lines.
The damage left in Katrina's wake made the already troubling supply and price situation significantly worse.