Related Clues:
- Trash pile emanations
- Skunks' defenses
- Gross smells
- Particular smells
- What wiggly lines in comics may represent
- Funky stuff
- Yucky smells
- Trash collection?
- Two scents?
- Memory triggers, sometimes
- Noble gases lack them
- Memory triggers, at times
- Some powerful evokers of memories
- Foul scents
- Secret targets