Related Clues:

• Certain global warming culprit
• It keeps the Tempo going
• Tanker cargo
• Hydrocarbon fuel
• Fossil fuel
• Franklin stove fuel
• Big expense for truckers
• 4-Down, e.g.
• Symbol of blackness
• What some seams are made of
• Oil or gas, e.g.
• Combustion need
• Beehive oven input
• Lousy stocking filler
• Gas-tank contents