1. Isi ihe dị iche n'etiti paịpụ ihe mgbochi oxygen ụdị PE-RTⅡ na PE-RT, PE-X, PP-R, PE na paịpụ ndị ọzọ bụ na ụdị PE-RTⅡ bụ usoro atọ nke ejikọtara n'otu usoro, nke usoro EVOH na-egbochi oxygen. Mmiri ma ọ bụ ikuku nke na-abanye n'ime paịpụ ahụ na-agbatịkwu ndụ ọrụ nke valvụ ígwè, swiitị, ihe na-ekpo ọkụ, ihe nchịkọta mmiri na akụkụ ígwè ndị ọzọ dị na sistemụ pipeline niile nke na-aka nká n'ihi oxidation. Ọ bụrụ na ejiri paịpụ ihe mgbochi oxygen mee ihe na mmiri ọkpọkọ, ọbụlagodi na mmiri anaghị agafe ogologo oge, agaghị emebi n'ihi oxidation, nje bacteria ndị bi na oxygen enweghịkwa ike imepụta ya.
2.Mgbidi ọkpọkọ ihe mgbochi ikuku oxygen nke ụdị PE-RT II, ọkpọkọ PE-RT nwere oke iguzogide okpomọkụ.
3. Ọ nwekwara uru nke ịghara ibi n'ebe ọ bụla mgbe etinyere ma jiri paịpụ PE-RT.
4. O nwekwara uru dị na inwe ahụ iru ala mgbe etinyere ma jiri paịpụ PE-RT.
5. O nwekwara uru nke imeziwanye gburugburu ebe obibi mgbe etinyere ma jiri paịpụ PE-RT.
6. O nwekwara uru dị na ogologo ndụ ọrụ nke ọkpọkọ PE-RT.
7. O nwekwara uru dị na mmezi dị mfe nke paịpụ PE-RT.
8. Paịpụ ihe mgbochi oxygen nwekwara otu njirimara dị ka paịpụ ndị ọzọ na-eguzogide okpomọkụ n'ala: iguzogide acid, iguzogide alkali, iguzogide nchara, iguzogide ịka nká, enweghị nsí na enweghị ụtọ, enweghị nchara, obere iguzogide mmiri, enweghị mmụba, mgbochi mgbawa oyi, mgbochi ntapu mmiri, obere mfu okpomọkụ, nchekwa ike, ịdị ọcha, enyi na gburugburu ebe obibi, mgbanwe na mfe ịgbagọ, na iwepụ nrụgide mkpọchi oyi.