Related Clues:
- Slap on, as paint
- Vinegar's counterpart
- Jed Clampett's find on "The Beverly Hillbillies"
- "No Blood for ___" (protest sign)
- Crude subject
- 15-Across' product
- Home heating option
- Whale or gear follower
- Refinery stuff
- Liquid lubricant
- A viscous lubricant
- Fluid lubricant
- Lubricating liquid
- Smear roughly or paint clumsily
- Lubricant or petroleum