Related Clues:

• Crude
• It may be struck
• Heating fuel
• Olive ___
• See 50-Across
• Salad dressing ingredient
• Cooking staple
• Lubricate
• Tanker's cargo
• Van Gogh's 'Irises,' e.g.
• Flattery
• Masseur's need
• Salad topper
• Friction easer
• Kind of lamp