Te mōhiotanga taketake mō te kiriata kirihou

I roto i ngā kupu whānui mō te tākai ā-motu (GB4122-83), ko te whakamāramatanga o te tākai ngāwari ko: ko te tākai ngāwari e pā ana ki te tākai ka taea te whakarerekē i te āhua o te ipu i muri i te whakakī, te tango rānei i ngā mea o roto. Ko ngā momo putea, pouaka, huinga me ngā envelopa katoa i hangaia ki te pepa, te pepa konumohe, te muka, te kiriata kirihou me ō rātou matatini he tākai ngāwari. Ko ngā kirihou rau he iti iho i te 0.25mm te matotoru ka kiia he kiriata. He mārama te kiriata kirihou, he ngāwari, he ātete pai ki te wai, ki te makuku me te ātete hau, he kaha miihini pai, he āhuatanga matū pumau, he ātete hinu, he ngāwari ki te tā i ngā tuhinga pai, ka taea te hiri wera i te putea. Ka taea e ia te whakatutuki i ngā whakaritenga tākai o ngā momo taonga katoa, ka whakamahia i roto i te tākai o ngā kai ngāwari ki te penapena, ngāwari ki te whakatakoto watea, ngā mea e hiahiatia ana i ia rā, me ngā taonga tākai iti o te hūpāmakete he rauemi pai. E 30 tau te wheako o Guangdong Danqing Printing Co.,Ltd ki te hanga tākai ngāwari, ko te nuinga e hanga ana i te putea waha, te putea reti tū, te kiriata roera kirihou me ētahi atu; Ka tuku tānga tino pai, ka taea te tā tae atu ki te 13 tae.

He mea nui te tānga takai ngāwari i runga i te kiriata kirihou i roto i te tānga takai. E ai ki ngā tatauranga, mai i te tau 1980, ko te 32.5% ~ 44% o te tānga takai katoa o te ao i roto i ētahi whenua matatau o te ao e pā ana ki te takai kirihou.

I te nuinga o te wā, nā te mea kāore te rauemi kiriata kotahi i te pai mō te tiaki i te roto, nō reira neke atu i te rua ngā momo kiriata e whakamahia ana hei whakakotahi i roto i te paparanga kiriata hiato, hei whakatutuki i ngā whakaritenga o te tiaki kai, te hangarau takai aseptic. Kāore e ngāwari te whiriwhiri i ngā rauemi o waho o te kiriata hiato ki te rakuraku, ki te mau, he pai te mahi whatu, he pai te mahi tā o te rauemi, pērā i: te pepa, te cellophane, te polypropylene kume, te polyester, me ētahi atu; ko te paparanga waenga he polymer ārai, pērā i: te pepa konumohe, te konumohe koromamao, te polyvinyl diazene hiko, ko te nuinga o ngā rauemi paparanga o roto he polyethylene kore-paitini, kore-reka me ētahi atu kapia thermoplastic.