Contaminants in the Air, Such as Smoke, Car Fumes
This page is the CodyCross answer for the clue below from Department Store, Group 504, Puzzle 5 (Specialty Boutiques).
Question is: Contaminants in the Air, Such as Smoke, Car Fumes
and the answer is: POLLUTION
Word Meaning:
POLLUTION — Physical contamination, now especially the contamination of the environment by harmful substances, or by disruptive levels of noise, light etc.
Definitions from Wiktionary.