Cov tsiaj tuaj yeem siv rau hlwv ntim. Kuv ib txwm xav tias qhov hlwv ntim tau ua los ntawm cov yas. Hnub no kuv xav qhia rau koj nrog blister ntim ua tsiaj. Polyethylene terephthalate (PET) yog qhov tseem ceeb hom thermoplastic polyester, feem ntau hu ua polyester cob. Nws yog dav siv hauv kev lag luam ntim, khoom siv hluav taws xob, kev kho mob thiab kev noj qab haus huv, kev tsim kho, tsheb thiab lwm cov teb, ntawm cov ntim no yog qhov loj tshaj plaws tsis muaj fiber ntau daim ntawv thov kev ua lag luam ntawm polyester, thiab tseem ceev tshaj plaws thaj teb ntawm cov tsiaj. Piv txwv li:
tsiaj blister cosmetic hauv ob sab phlu, tsiaj blister kho mob lub tais, tsiaj blister cov khoom ua si lub thawv, tsiaj blister pov tseg cov khoom noj txom ncauj thawv, thiab lwm yam yog txhua tus ua los ntawm cov tsiaj yas. Nws qhov zoo muaj xws li:
1. Zoo heev pob tshab thiab ua tiav, cov nyhuv zaub zoo.
2. Kev ua haujlwm zoo nkauj zoo nkauj sab nrauv, luam ntawv tsis muaj kev kho saum npoo, yooj yim mus nias qauv, yooj yim rau kev kho hlau
3. Lub tshuab ua tau zoo zoo.
4.Qhov zoo rau kev ua haujlwm rau oxygen thiab dej nqus tsev.
5. Nws muaj cov tshuaj tiv thaiv zoo thiab tuaj yeem tiv taus qhov kev yaig ntawm ntau yam tshuaj.
6. Tsis muaj tshuaj lom, huv thiab ntseeg siab, nws tuaj yeem siv rau kev ntim zaub mov, tshuaj thiab khoom siv kho mob
7. Nws muaj kev yoog raws kev tiv thaiv ib puag ncig thiab tuaj yeem tsim kho kev lag luam thiab yooj yim; thaum hlawv nws cov pov tseg, nws yuav tsis tsim cov tshuaj phem rau ib puag ncig.