- API gravity
- Barrel of oil
- Boe (barrels of oil equivalent)
- Crude oil
- Downstream
- Dry natural gas
- LPG (Liquefied Petroleum Gas)
- Natural gas
- Oil reserves
- OPEC basket price
- Possible oil reserves
- Probable oil reserves
- Proven oil reserves
- Recovery
- Regulatory capture
- Reserve replacement ratio
- Upstream
- West Texas Intermediate
