U.S Water Contamination

123456789
Across
  1. 2. the presence in or introduction into the environment of a substance or a thing that has harmful or poisonous effects
  2. 4. regulates drinking water quality in public water systems
  3. 5. the gradual deterioration cause by the action of air, moisture, or a chemical reaction on the surface
  4. 7. Name of river used for Michigan's water source
  5. 9. State Where Flint River is located
Down
  1. 1. the action or state of making or being made impure by polluting or poisoning
  2. 3. a particular kind of matter with uniform properties
  3. 5. a compound or substance that has been purified or prepared, especially artificially
  4. 6. a microorganism, especially one which causes disease.
  5. 8. an elemental heavy metal found naturally in the environment as well as in manufactured products