Related Clues:
- Commercial fluorocarbon
- DuPont brand
- It has a chilling effect
- Refrigerator compound
- DuPont refrigerant
- Common refrigerant
- Banned refrigerant
- Refrigerant gas
- Refrigerator gas
- Frozen carbon dioxide
- Horror filmmaker's staple
- DuPont trademark
- Refrigerator chemical
- Refrigerant trademark since the 1930s
- Solid carbon dioxide