Food Grade vs Food Safe - Dab tsi yog qhov txawv?

Mar 03, 2023 Tso lus

Tej zaum koj yuav tau xav tias ob lo lus no txhais tau tib yam. Los yog tej zaum koj paub tias lawv txawv tab sis tsis paub meej tias txhua tus txhais li cas.

Yog li, txhua tus txhais tau li cas?

Hauv kev luv luv, qib zaub mov txhais tau hais tias cov khoom tsim nyog tuaj rau hauv kev sib cuag nrog zaub mov.

Thiab zaub mov muaj kev nyab xeeb txhais tau hais tias cov khoom noj khoom haus qib thiab cov khoom tiav yog tsim nyog rau nws qhov kev npaj siv thiab yuav tsis tsim kom muaj kev nyab xeeb ntawm zaub mov.

Qhov sib txawv tseem ceeb ntawm no yog hais txog cov khoom siv, thiab cov khoom tiav.

Khoom noj khoom haus qib feem ntau yog hais txog cov khoom siv, thiab qhov tseem ceeb hais tias cov khoom tsis muaj cov co toxins lossis cov khoom txaus ntshai. Rau ib yam dab tsi los txiav txim siab txog qib zaub mov, cov khoom siv yuav tsum tuaj yeem ntxuav tau zoo, thiab tsis pub cov khoom txawv teb chaws tuaj yeem nrhiav lawv txoj hauv kev rau zaub mov. Feem ntau, qhov saum npoo yuav tsum du thiab tsis muaj qhov tsis zoo xws li tawg, ridges lossis crevices, qhov twg cov kab mob tuaj yeem loj hlob.

Thaum cov khoom siv no siv los tsim cov khoom lag luam, qhov xwm txheej hloov me ntsis, thiab qhov no yog qhov khoom noj khoom haus nyab xeeb tuaj. Ib yam khoom tau hais tias yog zaub mov muaj kev nyab xeeb thaum nws tau tshaj tawm tias muaj kev nyab xeeb siv rau lub hom phiaj tshwj xeeb uas nws tsim. Qhov no suav nrog kev txiav txim siab zoo li qhov ntsuas kub uas nws yuav siv rau ntawm, lub peev xwm los ntxuav cov khoom, thiab ntev npaum li cas nws yuav nyob rau hauv kev sib cuag nrog zaub mov.

 

Txawm hais tias qhov loj ntawm Australian cov khoom lag luam ua lag luam tam sim no tsis siv neeg, tseem muaj qhov tsis muaj kev sib cuag nrog cov zaub mov tsim nyog. Thaum peb feem ntau xav txog qhov no hais txog cov hnab looj tes, muaj ntau lwm yam ntaub ntawv uas tseem tuaj yeem cuam tshuam nrog zaub mov. Yuav ua li cas thiab vim li cas qee cov khoom tsim nyog thiab lwm tus tsis?

 

Kev nyiam huv thiab zoo yog ob qho tseem ceeb tshaj plaws. Yog li, nws yog ib qho tseem ceeb uas yuav tsum ntsuas seb cov khoom twg tuaj yeem cuam tshuam nrog zaub mov txhua lub sijhawm.

Qee cov ntaub ntawv paub ntau dua muaj xws li yas, hlau, roj hmab, thiab textiles. Qee cov ntaub ntawv xws li iav ae tam sim no tsis tshua pom muaj nyob hauv thaj chaw tsim khoom noj. Iav feem ntau suav tias yog qhov txaus ntshai heev uas yuav tsum tau tso cai rau hauv thaj chaw tsim khoom, nws cov brittleness nce lub peev xwm ntawm nws smashing thiab paug cov zaub mov nrog ntse shards. Qhov no yog qhov tsis txaus ntseeg, thiab ntau yam khoom noj khoom haus yog iav dawb.

 

Textiles, xws li cov hnab looj tes paj rwb, plaub hau nets thiab cov ntaub so ntswg, feem ntau haum thiab qib zaub mov. Lawv feem ntau yog tsim los ntawm kev sib xyaw ntawm ntuj fibers thiab yas. Lub ntuj fibers, feem ntau paj rwb, muab absorbency, breathability, thiab kev nplij siab yog hnav. Ntuj fibers feem ntau tsis muaj kev pheej hmoo rau zaub mov. Qhov feem pua ​​​​ntawm cov yas hauv cov khoom muab lub zog ntxiv, ua rau cov khoom ruaj khov. Whilst feem ntau textiles yog tsim nyog nyob rau hauv kev sib cuag nrog zaub mov, tsuas yog drawback yog lub peev xwm ntawm lint. Tsis tas li ntawd, cov ntaub so yuav muaj cov tshuaj thiab cov kab mob khaws los ntawm kev tu kom huv si kom lawv yuav tsum tsis txhob kov cov zaub mov.

Hlau, cov khoom siv ruaj khov nrog qhov zoo ntxiv ntawm kev ua kom muaj zog tiv taus cov tshuaj thiab kub kub, yog lwm cov khoom siv pom nyob hauv txhua qhov chaw tsim khoom noj thiab ua zaub mov. Txawm hais tias muaj ntau hom hlau, suav nrog tooj liab, hlau thiab hlau, tsuas yog stainless hlau yog tsim rau kev sib cuag nrog cov khoom noj. Stainless hlau tiv taus xeb thiab tsis muaj tshuaj lom neeg, xim, tsw lossis ntxhiab tsw uas tuaj yeem hloov mus rau zaub mov, yog li ua kom nws zoo kawg nkaus. Raws li tau hais los saum toj no, kev ua haujlwm kub thiab lub zog, yog ob yam uas sib txawv ntawm cov hlau tsis muaj hlau los ntawm cov yas. Muaj qhov zoo ntawm qhov yooj yim los ntxuav thiab tu, nws muaj ntau nyob rau hauv ob qho tib si coj mus muag thiab hauv tsev chav ua noj. Txawm li cas los xij, muaj ntau qib ntawm stainless hlau, yog li nws yog ib qho tseem ceeb uas yuav tsum tau siv cov khoom noj khoom haus qib stainless hlau kom tau txais txiaj ntsig zoo.

 

Cov yas muaj ntau heev hauv kev lag luam khoom noj. Txawm li cas los xij tsis yog txhua hom yog tsim nyog. Yas yog tsim los ntawm kev sib xyaw ntawm cov khoom siv xws li fossil fuels xws li thee thiab natural gases. Qee yam ntawm cov khoom noj khoom haus ntau dua muaj xws li polypropylene, ob qho tib si high- thiab low-density polyethylene thiab Polyethylene Terephthalate (PET). Cov no suav hais tias tsis muaj kev phom sij rau kev noj qab haus huv, thiab yuav tsis kis cov tshuaj lom neeg, ntxhiab tsw, lossis tsw rau hauv cov zaub mov. Yas yog txaus siab rau nws cov kev siv ntau yam. Los ntawm hloov tau yooj yim scrapers los yog paddles mus rau lub tais. Ntau cov kev xaiv yas muaj cov qib kub ua haujlwm siab, tab sis lawv pom tseeb tsis muaj peev xwm ua tau raws li cov hlau.

 

Roj hmab feem ntau siv hauv hnab looj tes. Muaj dua, ntau hom roj hmab, feem ntau yog nitrile thiab vinyl nyob rau hauv kev lag luam khoom noj khoom haus, thaum qhov no tau them nyob rau hauv ib tug yav dhau los blog ncej, nitrile yog nyob rau hauv lub nrov tshaj plaws nrog nws siab puncture kuj, dexterity thiab ua tshuaj thiab hmoov. dawb. Vinyl hnab looj tes tseem siv tau raws li lawv tsis tshua kim thiab xis txaus yog hnav rau lub sijhawm luv luv ntawm ib lub sijhawm.

 

Cov khoom noj khoom haus nyab xeeb raug txiav txim siab yog tias lawv dhau qhov kev sim nruj kom ntseeg tau tias lawv tsis muaj teeb meem rau zaub mov. Obviously, cov ntaub ntawv tseem yuav tsum tau khaws cia kom huv si thiab zoo rau lawv kom muaj kev nyab xeeb ntawm kev sib cuag nrog zaub mov. Kev tshawb fawb thiab thev naus laus zis tau ua tiav peb txoj kev paub thiab kev paub txog qhov no, thiab ob qho tib si los xyuas kom meej tias cov khoom noj khoom haus muaj kev nyab xeeb zoo tshaj plaws nrog qhov tsawg kawg nkaus lossis tsis muaj kev pheej hmoo rau cov neeg siv khoom.