Mahalo ko koe he mita ph me te kaiwhakahaere hoko hiko, e rapu ana i te kaihoroi pH tino pai me te hikohiko he , kaiwhakanao ngaio hoki ka tutuki i o hiahia. Ehara i te mea ko te meter anake me te hiko i whakaputahia e matou kua tohua e matou te paerewa umanga a-ao, engari ka taea hoki e tatou te whakatutuki i o hiahia. Ka whakaratohia e matou ma te ipurangi, ratonga, ka taea e koe te whiwhi arataki ngaio i runga i te waea pH me te hiko . Kaua e whakaroa ki te pa ki a matou mehemea kei te aro atu koe ki te pH mita me te hiko , e kore matou e tuku i a koe ki raro.