Ka whakamahia e mātou te ngākau pono me te wikitoria-ā-ringa hei kaupapa whakahaere, ā, ka tino aro nui mātou ki te whakahaere me te manaaki i ia pakihi.
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Ko ngā tikanga whakarewa o te HPMC ko: te tikanga otinga inamata wai matao me te tikanga otinga wera, te tikanga whakaranu paura me te tikanga whakamakuku whakarewa waro. Ka rongoatia te otinga wai matao o te HPMC ki te glyoxal, ka tere te marara ki te wai matao. I tēnei wā, i...Pānuihia atu -
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Ko te parahanga o te hau me te wai kei roto tonu i ngā take nui o te ao, e whakararu ana i ngā pūnaha rauropi nui, ngā mekameka kai, me te taiao e tika ana mō te oranga o te tangata. Ko ngā parahanga wai e ahu mai ana i ngā iona konganuku taumaha, ngā parahanga rauropi ātete, me ngā huakita—he paitini,...Pānuihia atu