Related Clues:
- Medium for Kehinde Wiley's 'President Barack Obama'
- Possibly crude painting
- Type of lubricant or fuel
- What a dipstick measures the level of
- Engine's necessity
- Industry that encourages strikes?
- What a dipstick is dipped into
- Nothing odd in gorilla painting
- Common service station selection
- Massage application
- Lubricating medium
- Source of grapes, fish and sour-tasting liquid
- Resource measured in barrels
- Refined substance
- Word after "fish" or "snake"