Related Clues:
- Furnace fodder, perhaps
- Marsh deposit
- Furnace fuel, sometimes
- Lignite, for one
- Brat's stocking stuffer?
- Type of mine
- Decayed swamp matter
- Mined stuff
- Santa's 'present' for a naughty child
- Fuel from fens
- Garden supply
- Garden fertilizer
- ''How Green Was My Valley'' workplace
- Decayed matter used as fuel
- Briquette