Related Clues:

• You may step on it in a rush
• Fossil fuel
• Cruet contents, often
• Liquid gold
• Crude business
• Artist's medium
• Oven fuel
• Fill-up fluid
• Roadsign, perhaps
• Manet medium
• Beetle juice
• Beetles go nowhere without it?
• ... and its product
• Empty blather
• Loosen up, maybe