Additionally , water need not be treated to very high standards to be use in industrial applications , and this makes it an even more cost - effective solution .
This is an attractive option for California industries , given the high cost of unrecycled fresh water .
Water need not be treated to very high standards to be use in industrial applications , and this makes it an even more cost - effective solution .
This is an attractive option for California industries , given the high cost of unrecycled fresh water .