Cov tawv nqaij ntawm tsiaj keeb kwm yog cov khaub ncaws uas tsis muaj zog tshaj plaws.
Kev lag luam tawv tsis yog ua phem rau tsiaj xwb, nws tseem yog qhov ua rau muaj kuab paug loj thiab dej pov tseg.
Ntau tshaj 170,000 tons ntawm Chromium pov tseg raug tso tawm rau hauv ib puag ncig thoob ntiaj teb txhua xyoo.Chromium yog ib qho tshuaj lom thiab carcinogenic thiab 80-90% ntawm lub ntiaj teb cov tawv nqaij siv chromium.Chrome tanning yog siv los nres cov hides ntawm decomposing.Cov dej lom uas tseem tshuav xaus rau hauv cov dej ntws hauv zos thiab cov toj roob hauv pes.
Cov neeg ua haujlwm hauv tanneries (xws li cov menyuam yaus hauv lub tebchaws tsim) raug cov tshuaj no thiab cov teeb meem kev noj qab haus huv hnyav tuaj yeem tshwm sim (lub raum thiab lub siab puas tsuaj, mob qog noj ntshav, thiab lwm yam).Raws li Human Rights Watch, 90% ntawm cov neeg ua haujlwm tannery tuag ua ntej hnub nyoog 50 xyoo thiab ntau ntawm lawv tuag los ntawm mob qog noj ntshav.
Lwm qhov kev xaiv yuav yog zaub tanning (thaum daws teeb meem).Txawm li cas los xij, nws tsawg dua.Ntau pab pawg tab tom ua haujlwm los ntawm kev siv cov kev coj ua zoo ib puag ncig kom txo qis cov txiaj ntsig ntawm chromium pov tseg.Txawm li cas los xij, txog li 90% ntawm cov tanneries thoob ntiaj teb tseem siv chromium thiab tsuas yog 20% ntawm cov neeg tsim khau siv cov thev naus laus zis zoo dua (raws li LWG Leather Working Group).Los ntawm txoj kev, khau tsuas yog ib feem peb ntawm kev lag luam tawv.Tej zaum koj yuav pom tau qee cov ntawv luam tawm hauv cov ntawv xov xwm tsis zoo nkauj uas cov neeg muaj hwj chim hais tias tawv tawv thiab kev coj ua tau zoo dua qub.Cov khw muag khoom online muag cov tawv nqaij txawv yuav hais tias lawv yog kev coj ncaj ncees thiab.
Cia tus lej txiav txim siab.
Raws li Pulse zam Kev Lag Luam 2017 Daim Ntawv Qhia, kev lag luam tawv muaj qhov cuam tshuam loj dua rau lub ntiaj teb sov sov thiab kev hloov pauv huab cua (tus nqi 159) dua li cov khoom ntawm polyester -44 thiab paj rwb -98).Synthetic tawv muaj tsuas yog ib feem peb ntawm ib puag ncig cuam tshuam ntawm nyuj tawv.
Cov tawv tawv sib cav tuag.
Cov tawv tawv tiag tiag yog cov khoom lag luam zam qeeb.Nws kav ntev dua.Tab sis ua ncaj ncees, muaj pes tsawg tus ntawm koj yuav hnav tib lub tsho rau 10 xyoo lossis ntau dua?Peb nyob rau lub caij nyoog ntawm kev zam, txawm peb nyiam los tsis nyiam.Sim ntxias ib tug poj niam kom muaj ib lub hnab rau txhua lub sijhawm rau 10 xyoo.Ua tsis tau.Cia nws mus yuav ib yam dab tsi zoo, lim hiam-dawb, thiab ruaj khov thiab nws yog qhov xwm txheej yeej-yeej rau txhua tus.
Puas yog faux tawv cov tshuaj?
Teb: tsis yog tag nrho faux tawv yog tib yam tab sis bio-raws li tawv yog nyob deb ntawm qhov zoo tshaj plaws kev xaiv.
Post lub sij hawm: Feb-10-2022