Related Clues:
- Big name in gas
- BP gas brand
- Replacer of the Humble brand in the early 1970s
- Oil giant
- Petroleum giant
- BP subsidiary
- Red gas letters
- It merged with British Petroleum in '98
- BP merger partner
- Name at the pump
- Former oil giant
- Exxon merger partner
- Gas station brand until 2001
- It's now BP
- Gas giant that merged with BP