Umumarayika atanga inzu nziza kandi nziza
sisitemu yo kweza amazi kugirango ihuze urugo urwo arirwo rwose.
Sisitemu yo kweza amazi murugo inzu yose yateguwe byumwihariko kubakiriya bashaka kubona uburambe bwamazi yo murwego rwohejuru.Urukurikirane rw'ibice bitatu byo gutunganya amazi yo hagati arashobora guhuzwa kubuntu nizindi mashini za POU cyangwa isuku itandukanye ifite imirimo itandukanye kandi igaragara itandukanye ukurikije uburyo bwo murugo hamwe nuburyo bwo gukoresha amazi.