The Clue
Chemical pollutant (3 letter answer)
The Answer
PCB
Tags
Notes
The answer PCB is rarely seen, appearing only about once every 1000 puzzles.
Related Clues
Chem. contaminant
Chem. pollutant
Controversial chemical
A water pollutant
Banned chemical compound
Environmental pollutant, for short
Outlawed pollutant, for short
Toxic chemical, for short
Toxic compound, for short
Toxic pollutant, for short
Wildlife threat, briefly
Banned organic compound, for short
E.P.A.-proscribed compound, for short