Dab tsi yog Qhov Zoo Ntawm Daim Ntawv Straw?
Feb 25, 2022
Daim ntawv straw tuaj yeem daws qhov teeb meem ntawm cov pa phem yas. Cov ntaub ntawv qhia tias xyoo 2019, cov khoom tsim tawm ntawm cov yas yas hauv Suav teb yog ze li ntawm 30000 tons, txog 46 billion, uas tuaj yeem degraded rau ntau xyoo lossis ntau pua xyoo. Qhov no tsis tsuas yog cuam tshuam rau kev nyab xeeb ntawm ib puag ncig ntuj, tab sis kuj nyuaj rau degrade cov khoom yas nkag mus rau tib neeg lub cev hauv ntau txoj hauv kev, ua rau tib neeg noj qab haus huv. Yog li dab tsi yog qhov zoo ntawm daim ntawv straw? Cia peb saib!
Dab tsi yog qhov zoo ntawm daim ntawv straw?
1. Kev tiv thaiv ib puag ncig zoo ntawm cov khoom siv ntawv nyob hauv nws cov khoom siv rov ua dua: cov ntawv tsis muaj kuab paug tuaj yeem rov ua dua. Pulp ua los ntawm cov ntawv pov tseg yog ib qho tseem ceeb raw khoom rau papermaking. Tab sis tsis yog txhua daim ntawv tuaj yeem rov ua dua. Daim ntawv rov ua dua tshiab yog qhov tseem ceeb ntawm kev tos. Qhov zoo ntawm cov ntawv siv dua tshiab yuav tsum phem dua li cov ntawv hauv paus.
2. Cov ntawv tsis zoo, xws li daim ntawv tso quav tso quav, txawm tias muaj kab mob los yog tsis, yog cov khib nyiab uas tsis tuaj yeem rov ua dua. Raws li kev hloov ntawm cov yas, ib puag ncig tiv thaiv daim ntawv khob zoo li zoo, tab sis nws kuj yog ib hom ntawv uas nyuaj rau rov ua dua. Vim yog tus nqi siab ntawm cov yas zaj duab xis thiab cov ntawv sib cais, nws yog ib qho nyuaj rau kev tsim cov saw hlau loj loj.
3. Muab piv nrog cov yas straw ib txwm, cov ntawv straw coated nrog cov yas txheej zoo heev txo cov khoom pov tseg ntawm cov yas uas twb muaj lawm. Raws li kev cuam tshuam ntawm kev tiv thaiv ib puag ncig, txhua qhov kev lag luam khoom lag luam tab tom tshawb nrhiav txoj hauv kev los txo kev siv cov yas. Tam sim no, kev hloov ntawm cov yas straws hauv khw tuaj yeem muab faib ua cov ntawv straws thiab polylactic acid straws. Piv nrog rau cov ntawv straw, PLA straw yog ze rau cov straw yas, tab sis tus nqi siab, cov khoom siv tsis ruaj khov thiab lub txee lub neej luv yog vim li cas PLA straw yog qhov nyuaj rau nrov.