Across
- 3. clouded because stirred up sediment
- 4. to form in clumps or masses
- 5. organism whose status is related to an ecosystems health
- 7. you don't know the pollution
- 10. to fill a liquid with a gas
- 11. a salt containing nitric acid
- 12. water safe enough to do thing other than drink
- 13. a salt of a pholsphoric acid
- 15. the degree of heat or cold in an object
Down
- 1. pertaining to salt
- 2. pollution you can point to
- 6. act to ensure safe drinking water
- 8. water safe to drink
- 9. federal law in united states governing water pollution
- 14. symbol for a measure of acidity of a solution