Kev faib tawm thiab cov yam ntxwv ntawm cov hnab yas ntim khoom

Lub hnab ntim cov hnab yas yog ib hom ntim khoom siv hauv lub neej txhua hnub thiab kev ncig ntawm cov khoom; lawv tuaj yeem muab faib ua ntau txoj hauv kev raws li cov khoom siv, kev tsim khoom, thiab kev npaj siv. Hais txog cov ntaub ntawv, ntau hom muaj xws li polyethylene (PE) hnab, polypropylene (PP) hnab, polyvinyl chloride (PVC) hnab, thiab cov hnab yas sib xyaw. Raws li daim ntawv thov, lawv tuaj yeem muab faib ua cov hnab ntim khoom noj, hnab ntim khoom, hnab khib nyiab, hnab ntim khoom ntim, thiab cov hnab ntim khoom lag luam. Cov hnab yas sib txawv sib txawv hauv cov tuab, pob tshab, yooj, thiab thauj khoom -cov kabmob muaj peev xwm, ua rau lawv haum rau cov khoom sib txawv thiab kev siv cov xwm txheej.

 

Txhua hom hnab ntim hnab yas muaj cov yam ntxwv sib txawv. PE hnab yog mos thiab dej- tiv taus, ua rau lawv xaiv cov hnab ntim khoom noj, hnab yuav khoom, thiab ntim khoom rau cov khoom siv niaj hnub. PP hnab muaj lub zog muaj zog thiab kub tsis kam, nrog rau cov tawv tawv, zoo nkauj dua, ua rau lawv tsim nyog rau cov ntawv thov uas xav tau ntau dua. Cov hnab yas sib xyaw feem ntau yog tsim los ntawm ob lossis ntau cov ntaub ntawv, sib txuas cov khoom sib txuas kom xa cov kev ua tau zoo tshaj plaws hauv thaj chaw xws li kev tiv thaiv kev tiv thaiv, kev ya raws, thiab kev sib tsoo; yog li ntawd, lawv tau nquag siv rau cov khoom noj, tshuaj, thiab cov khoom siv nrog cov kev cai ntim nruj.

 

Lub hnab ntim cov hnab yas yog lub teeb yuag, tus nqi - zoo, yooj yim rau kev tsim, thiab dej- tiv taus, ua rau lawv siv dav hauv cov khoom ntim khoom. Txawm li cas los xij, raws li cov yam ntxwv ntawm kev ua tau zoo sib txawv ntawm ntau hom hnab, kev xaiv yuav tsum yog raws li cov khoom tshwj xeeb thiab cov kev xav tau siv. Piv txwv li, kev ntim khoom noj yog qhov tseem ceeb rau kev nyab xeeb thiab airtightness, qhov kev thauj mus los yog tsom rau kev thauj khoom ntau dua -cov kabmob muaj peev xwm thiab tiv thaiv kev tawg. Nrog kev nce ib puag ncig cov qauv, muaj kev txaus siab rau cov khoom siv biodegradable, cov khoom siv rov ua dua tshiab, thiab cov tswv yim txo cov ntim ntim, tsav kev tsim thiab tsim cov hnab ntim yas mus rau ntau dua eco- kev coj ua phooj ywg.