1.   But Ernest J. Moniz, an Energy Department under secretary, disagreed, saying U.S. refineries still have room to produce more home heating oil.

2.   Feinstein said she would seek to amend the energy bill so California refineries would have more time before they must add ethanol to gasoline.

3.   For one thing, Czech refineries now will have a choice of sources of oil as well as a range of grades.

4.   Heating oil prices surged amid concern inventories are low and refineries will have difficulty meeting normal demand as they shift to emphasize gasoline production for the summer.

5.   Refineries had to buy more crude oil to convert to heating oil during the time when they typically would have switched to producing gasoline.

6.   Refineries have to satisfy dozens of fuel-grade standards that states set to meet federal pollution-control goals, impinging on economies of scale.

7.   The Clyde oil refinery also had an unexpected shutdown during the year, Shell said.

8.   The other is that the refineries already have a lot of other government-mandated work to do.

9.   The refinery has a bad record on accidents and spills.

10.   The state said the refinery has had a history of safety problems and accidents.