what does treating water remove before drinking?
temperature a pathogens bacteria h2o mussels oxygen pollution toxins
A B C D E F G H
Pollution is the release of harmful substances into the environment.
treating water is used to remove pollution before drinking
what does treating water remove before drinking? (A) temperature (B) a pathogens (C) bacteria (D) h2o (E) mussels (F) oxygen (G) pollution (H) toxins