Related Clues:

• Road surfacing or old sailor
• Bituminous substance used in roofs
• Substance used in roofing and paving
• Road surface material
• It's used in road construction
• 'Thick, dark, sticky liquid (3)'
• Jack ..., British sailor
• The sort of a pitch that might bring the snake to a stop
• One would be all at sea to put an end to 23 across
• This might have Paul in under this for protection
• Will this get a black mark?
• That's enough to make a snake stop on the road
• Would this get a black mark?
• One could get Paul in for cover
• That's enough to make one 17 down stop on the street