Ko te Carboxymethyl cellulose CMC he paura pupuhi ma me te mau tonu o te mahi, he ngawari ki te wairewa ki te wai. Ko te wairewa he wai kawakore, kawakore ranei, he wai whakakorikori marama, he hototahi ki etahi atu kapia wairewa me nga kapia. Ka taea te whakamahi i te hua hei whakapiri, hei whakakaha, hei...
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