Related Clues:

• Ship sealer
• Contents of some pits
• Paving goo
• It gets steamrollered
• It's in some pits
• Feather adhesive
• Pothole patch
• Viscous substance
• Roof application
• Cigarette additive
• Mammoth mirer
• Do road work
• Smoke solids
• Oozy roofing material
• Carcinogenic substance