4
4.7.2 Example ..............................................................................................25
5 WATER QUALITY ........................................................................................................26
5.1 Requirements ....................................................................................................26
5.2 Main factors .......................................................................................................26
5.3 Recommendation ...............................................................................................26
5.4 Local standard ...................................................................................................26
/RFDOVWDQGDUGW\SLFDOVSHFL¿FDWLRQ ..................................................................27
6 HANDLING OF WORN PRODUCTS ...........................................................................28