Related Clues:
- Frozen carbon dioxide
- Horror filmmaker's staple
- It's packed in some steak shipments
- Solid CO2
- Refrigerant trademark
- Overnight-package cooler
- Picnic cooler
- Fog machine material
- Theatrical smoke source
- It may keep ice cream cool
- Fog maker at a haunted house
- Haunted house supply
- Solid carbon dioxide (used for a stage effect)
- Substance used for misty stage effects
- Food-freezing agent