Are the minerals which a conditioner removes from hard water essential to health?
Related Questions
- The same salesman told me that reverse osmosis units remove minerals that are essential to health. Is that true or is he again twisting the truth?
- The same guy told me that reverse osmosis units remove minerals that are essential to health. Is that true or is he again twisting the truth?
- Are the minerals which a conditioner removes from hard water essential to health?