Across
- 5. Water softening mineral.
- 9. Electric-field water purification.
- 11. Hardness removable by boiling.
- 12. ____ economy Reaction efficiency.
- 13. osmosisPressure-driven water purification.
- 14. Mineral removal.
Down
- 1. Water's acid-neutralizing capacity.
- 2. Boiler soft deposits.
- 3. Measure of dissolved minerals.
- 4. Concentration determination.
- 6. type of chemistry Safer chemical design.
- 7. Hardness not removable by boiling.
- 8. Boiler metal degradation.
- 10. Boiler hard deposits.