Related Clues:
- Cruet fluid
- Source of the Beverly Hillbillies' wealth
- *Vinaigrette ingredient
- Persian Gulf commodity
- Refinery material
- Fry cook's supply
- Could be cloudier but still needs to be refined
- Type of painting
- Cooking liquid
- Crude painting
- Unrefined painting that's well-produced?
- Squeak squelcher
- Car maintenance must
- Jed Clampett's discovery
- Safflower product