Ko te kowiri tira he kaha ki te aukati i te waikura o te hau, ara, te waikura, engari he kaha ki te aukati i te pirau i roto i te reo kei roto te waikawa, te alkali me te tote, ara, te aukati waikura.Heoi ano, he rerekee tona parenga waikura me tona hanganga matū, te ahua o tetahi, nga tikanga ratonga me nga momo pāpāho taiao.
Hei tauira, ko nga tikanga e whai ake nei ka arai pea ki te waikura o te 304 kowiri tirawhare herehere mokai:
1, he kowiri tira mokai whare herehere mata takoto ki te puehu ranei matūriki whakarewa rerekē kei roto i te tahi atu huānga whakarewa āpitihanga, i roto i te hau takawai, te wai whātata i waenganui i te āpitihanga me te kowiri tira, te rua hono ki te pākahiko moroiti, pāngia e te tauhohenga hiko, te tiaki kua pakaru te kiriata, e kiia ana ko te waikura hiko.Hei karo i tenei ahuatanga, i te mea kei te noho ma te mata kowiri tira, ka taea e koe te whakarite kia kore e waikura te whare mokai kowiri tira.
2, ki te te adhesion mata o te kowiri tirawhare herehere mokaiwai pararopi (pērā i te merengi me te huawhenua, te hupa, te sputum, me etahi atu), i roto i te take o te wai me te hāora, te waikawa waro, te waikura waikawa waro i runga i te mata whakarewa mo te wa roa.
3, he kowiri tirawhare herehere mokaiKo te whakapiri o te mata kei roto he waikawa, he kawakore, he matū tote (pērā i te whakapaipai o te pakitara o te wai kawakore, te pakaru o te kotakota), ka pirau te rohe.
Wā whakairinga: 21-12-21