Question

What is permutit method how can it be used for softening hard water​

Answer 1

Hello, mate

"If, therefore, a hard water containing a dissolved calcium or magnesium salt is passed through a layer of sodium zeolite, the calcium is abstracted and the corresponding sodium salt passes into solution. .. When water is very hard it is sometimes partially softened by a preliminary treatment with lime and soda.

Answer 2

If, therefore, a hard water containing a dissolved calcium or magnesium salt is passed through a layer of sodium zeolite, the calcium is abstracted and the corresponding sodium salt passes into solution. .. When water is very hard it is sometimes partially softened by a preliminary treatment with lime and soda.

Permutit or zeolite process is used as water softener systems. By this process soft water for laundry purpose is produced.