Across
- 2. Price-setting organization for crude oil
- 8. Equipment used to drill for oil
- 9. Initial step in processing crude oil
- 12. Product of refining petroleum used for heating
- 13. Petroleum product used for lubrication
- 14. Term for natural gas associated with petroleum
Down
- 1. Type of rock where petroleum is often found
- 3. Environmental concern associated with oil spills
- 4. Type of fuel derived from petroleum
- 5. Chemical compound found in petroleum products
- 6. Liquid extracted from the ground
- 7. Major oil-producing country in the Middle East
- 10. Solid form of petroleum often used in road construction
- 11. Unit of measurement for petroleum volume