Related Clues:

• Cheroot residue
• Inferno residue
• Remains to be seen?
• Camp leftovers
• Result of an eruption, perhaps
• Cigar remnant
• Barbecue remnant
• Evidence of arson
• Campfire leftover
• Tennis great Arthur and family
• _____Wednesday
• Briquettes, after burning
• Deciduous tree
• Volcano's legacy
• 16-Across residue