Related Clues:

• It comes from the hearth
• Volcanic output
• Contents of a BBQ pit, often
• Pale gray
• Neutral color
• Burning evidence
• Tree of the olive family
• Fireplace residue
• Fire proof
• Fire flakes
• ''--- Wednesday'' (Elizabeth Taylor film)
• Arsonist's creation
• Burning result
• Nuisance for Santa
• Flame proof?