Related Clues:

• ''Black gold''
• Permian Basin yield
• Cargo of the Valdez
• Pumpjack output
• Jed's find
• Peak ___
• Garage fluid
• Crankcase fluid
• Texas strike
• Joint application
• Manet, maybe
• Mineral ___
• 'There Will Be Blood' subject
• It can be crude
• "There Will Be Blood" subject