He aha i ngaro ai te mahi a ngā kiriuhi RO ahumahi – me pēhea te pupuri kia roa ake te ora
Mō ngā kaiwhakahaere whare ahumahi, he iti noa ngā mea e whakararuraru ana i te whakakapinga o te kiriuhi osmosis whakamuri (RO) kāore i whakamaheretia. Ko te wā kore mahi, te mahi, me te whakapaunga whakapaipai katoa ka tapahia tika ki roto...
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