Puas muaj peev xwm ua noj hauv cling zaj duab xis: txoj kev ua noj thiab cov lus qhia
Puas muaj peev xwm ua noj hauv cling zaj duab xis: txoj kev ua noj thiab cov lus qhia
Anonim

Kev tsis sib haum xeeb loj tau tshwm sim nyob ib puag ncig kev siv cov khoom noj khoom haus-qib yas feem ntau thiab cov yeeb yaj kiab tshwj xeeb. Kev lees paub ntawm kev siv cov khoom tsis yog qauv hauv kev ua noj thiab kev pheej hmoo ntawm kev noj qab haus huv tau tham.

Kuv tuaj yeem ua noj hauv cling film

nqaij nyob rau hauv ib lub hnab ua noj
nqaij nyob rau hauv ib lub hnab ua noj

Ntau thiab ntau cov zaub mov txawv rau kev ua noj nrog cling zaj duab xis tau tshwm sim. Txoj kev ua noj ua haus yav dhau los uas tsis tau kuaj pom yog qhov txaus nyiam, tab sis muaj kev txhawj xeeb raug cai: nws puas tuaj yeem ua noj hauv cling zaj duab xis, nws puas muaj kev nyab xeeb los siv cov khoom tsis tseem ceeb hauv kev ua noj?

Nyob rau hauv lub tebchaws vam meej muaj kev maj mam thiab tsis lees txais kev siv cov ntim yas. Txawm hais tias muaj cov khoom thaiv zoo heev ntawm PVC, tus nqi qis thiab kev siv yooj yim, ntau thiab ntau qhov kev nyiam yog muab rau cov khoom ntim khoom noj khoom haus: cov ntaub ntawv, cov hnab ntawv, cov thawv iav, cov thawv ntoo, jute thiab xyoob fiber ntau. Qhov no yog vim tsis tau tsuas yog rau ib tug txo nyob rau hauv ib puag ncig lub nra ntawm lub ntiaj teb no, tab sis kuj rau preservation ntawmpej xeem noj qab haus huv.

Dab tsi yog qhov phem

Cov kws tshawb fawb tau ntev lub suab ceeb toom txog kev phom sij ntawm cov yas. Qhov no yog vim muaj cov ntsiab lus ntawm cov tshuaj lom neeg uas tau tso tawm thaum cua sov. Yog li ntawd, ntau qhov kev txwv tau tshwm sim muaj feem xyuam rau kev siv cov khoom siv yas thiab ntim khoom: nws tsis pom zoo kom sov nws, nrog rau kev cia ntev ntev hauv polyethylene tsis yog rau cov khoom noj khoom haus.

Ntawm kev tshawb fawb los ntawm ib pawg kws tshawb fawb los ntawm University of Texas ntawm Austin, USA. Kev ntsuam xyuas tau ua nyob rau xyoo 2014 tau pom tias muaj cov nyhuv carcinogenic ntawm bisphenol A, uas yog ib feem ntawm cov yas, pom tias muaj kev cuam tshuam tsis zoo rau tib neeg embryonic txoj kev loj hlob: muaj cov kab mob ntawm lub cev tsis zoo nyob rau hauv thaum ntxov ntawm cev xeeb tub. Yog li, cov khoom tsis zoo ntawm cov yas ua rau oncology thiab infertility.

Txawm li cas los xij, ntau cov zaub mov txawv uas siv cov yeeb yaj kiab cling, suav nrog los ntawm lub qhov ncauj ntawm cov kws tshaj lij ua noj ua haus ntawm cov teb chaws vam meej tshaj plaws, ua rau ib qho tsis ntseeg tag nrho cov kev puas tsuaj ntawm txhua hom yas. Thiab los ntawm txoj kev, muaj ntau hom.

Cov khoom xyaw ntawm nws tus kheej yuav teb cov lus nug seb puas tuaj yeem ua noj hauv cling film.

Safe film composition for cooking

ua yeeb yaj kiab
ua yeeb yaj kiab

Cling zaj duab xis puas tuaj yeem boil hauv dej? Lo lus nug tseem ceeb uas neeg txhawj xeeb.

Lub ntsiab tseem ceeb ntawm cov yeeb yaj kiab yog polyvinyl chloride, ib qho polymer uas nws cov monomer yog cov tshuaj lom neeg lom zem heev. Yog li ntawd, muaj pes tsawg leeg muaj ib tug xov tooj ntawm stabilizing tshuaj. Ntxiv rau qhov stabilizer,lub xub ntiag ntawm plasticizers uas ua kom lub softness thiab plasticity ntawm zaj duab xis. Yog tias PVC nws tus kheej raug suav tias tsis muaj teeb meem, ces qhov loj ntawm stabilizers thiab plasticizers xav tau los muab cov khoom siv tau thiab tswj xyuas qhov tsis zoo yuav tsum tau ua tib zoo txheeb xyuas.

Cov nram qab no pom tau tias muaj kev nyab xeeb plasticizers yog siv los tsim cov yeeb yaj kiab:

  1. Diesters ntawm sebacic, adipic thiab azelaic acids. DOA, di-2-ethylhexyl adipate, yog siv dav tshaj plaws hauv kev tsim khoom noj khoom haus.
  2. YPhthalates. Diisodecyl phthalate (DIDP, DIDP), diisononyl phthalate (DINP, DINP), di-n-octyl phthalate (DNOP, DNOP) yog siv los tsim cov khoom ua si menyuam yaus, tais diav thiab khoom noj khoom haus. Pom tias muaj kev nyab xeeb tshaj plaws.

Kev siv cov yas yas yog tswj hwm los ntawm EU cov cai, uas tsim cov kev cai nruj rau kev nyab xeeb ntawm pej xeem kev noj qab haus huv thiab kev tiv thaiv ib puag ncig.

Okilol mercaptides yog siv ntawm cov stabilizers tso cai rau hauv cov khoom noj khoom haus zaj duab xis, uas, ntxiv rau qhov pom, muab thermal stability. Vim yog cov cuab yeej no, cov lus nug ntawm seb cov zaub mov puas tuaj yeem ua rau hauv cov yeeb yaj kiab cling zoo li tau txais cov lus teb zoo. Tab sis nws tsim nyog nco qab txog qhov kub thiab txias: feem ntau cov stabilizers tuaj yeem tiv taus cua sov txog li 80 degrees Celsius, uas txhais tau hais tias kev ua noj ntev ntev ntawm cov dej kub npau npau yog qhov kev sim tsis zoo.

Yog li, kev nyab xeeb ntawm cov yeeb yaj kiab muaj qee qhov tso cai sib xyaw, uas, raws li txoj cai, tau tswj hwm nruj ntawm theem tsim khoom.

Can I cooknqaij hauv cling film

Ntawm ntau yam zaub mov txawv rau kev ua noj hauv zaj duab xis, cov tais diav yog qhov tshwj xeeb. Nqaij feem ntau yog siav hauv lub tes tsho ua noj thiab lub hnab, tab sis tsis yog hauv zaj duab xis. Kwv yees muaj pes tsawg leeg: nqaij npuas lossis nqaij qaib (ua noj sai dua) thiab cov txuj lom (dub kua txob, nplooj nplooj, ntsev, paprika).

nqaij hauv ib zaj duab xis
nqaij hauv ib zaj duab xis

Cov khoom xyaw yog muab tso rau hauv lub hnab ntim kom nruj, ces muab tso rau hauv lub lauj kaub dej. Hauv qab yog ib txheej ntawm cov ntaub, uas tsis suav nrog kev sib cuag ntawm lub tes tsho nrog cov hlau rhuab. Boil tshaj qis cua sov kom txog thaum cov nqaij siav, feem ntau tsis pub ntau tshaj ob teev. Raws li cov neeg siv daim ntawv qhia no, cov nqaij tshwj xeeb yog kev sib tw, mos thiab muaj kua.

Recipes for cooking sausages and frankfurters

Nws puas tuaj yeem ua cov hnyuv ntxwm hauv cling zaj duab xis? Muaj ntau cov zaub mov txawv uas tso cai rau koj ua noj ib yam khoom hauv tsev. Ib qho ntawm cov neeg nyiam tshaj plaws yog cov hnyuv ntxwm hauv cov yeeb yaj kiab, uas koj yuav xav tau:

  • minced nqaij npuas - 450g;
  • dos - ob nruab nrab dos;
  • qe qaib - 1 pc.;
  • qej - 4 cloves;
  • ntsev / kua txob mus saj.

Sib tov txhua yam kom huv si, muab tso rau hauv zaj duab xis, ntswj cov hnyuv ntxwm, khi nws nrog cov xov, ua ib qho classic mesh constriction. Noj hauv boiling s alted dej tshaj nruab nrab kub rau 40-50 feeb.

sausages hauv cling zaj duab xis
sausages hauv cling zaj duab xis

Nws puas tuaj yeem ua cov hnyuv ntxwm hauv cling zaj duab xis zoo ib yam? Yog lawm, kev siv tshuab ua noj yog tib yam, qhov sib txawv tsuas yog nyob rau hauv cov khoom xyaw. Rau mis nyuj sausages, koj yuav tsum sib tov minced nqaij qaib (300 g), creamybutter (40 g), mis nyuj hmoov (100 g), ib lub qe, paprika, coriander thiab kua txob (ib peb lub hlis twg ntawm ib tug qab zib diav), ntsev. Muab lub resulting loj nyob rau hauv ib tug zaj duab xis, qhwv, tsim me me sausages. Ua noj rau ib nrab ib teev nyob rau hauv ib qho qhib saucepan tshaj nruab nrab kub.

Tseem paub txog kev pheej hmoo kev noj qab haus huv.

ua noj ua haus lwm txoj kev

Kev lag luam niaj hnub muaj lwm txoj hauv kev rau cling zaj duab xis. Lawv nrhiav tau yooj yim dua, vim lawv tsis muag hauv txhua lub khw muag khoom, lawv cov nqi siab dua, tab sis kev nyab xeeb tau lees paub tshwj xeeb los ntawm lub hauv paus chiv keeb. Lawv tau txais los ntawm offal, ua tib zoo hnav thiab ua tiav hauv lub Hoobkas:

  • guts;
  • siab;
  • npub.
sausage casings los ntawm txoj hnyuv
sausage casings los ntawm txoj hnyuv

Koj yuav tsum tsis txhob yuav cov plhaub zoo li no ntawm lub khw, vim tias qhov khoom tsis zoo yog qhov tsis ntseeg. Cov khoom lag luam muaj kev nyab xeeb ntawm cov nqaij ua cov khoom lag luam. Kev khaws cov khoom ntuj tsim rau hauv tsev sausages thiab frankfurters yog nqa tawm hauv lub tub yees.

Ntxiv nrog rau cov khoom lag luam, cov khoom tsim tau tsim cov hnyuv ntxwm ntawm cov khoom xyaw ntuj kuj siv los ua cov khoom:

  1. Cellulose zaj duab xis yog siv los ua kom muaj zog thiab haus luam yeeb. Txais tos los ntawm USSR - nyob rau hauv cov hnub ntawd, cov hnyuv ntxwm nto moo "Doctor's" tau muag hauv lub thawv zoo li no.
  2. Textile - ua los ntawm cov ntaub ntuj, yog li kev nyab xeeb yog lav yog tias tsis muaj dyes nyob rau hauv muaj pes tsawg leeg. Kev xaiv yuav tsum tau muab rau hom tsis pleev xim.
  3. Collagen films rau ua noj. Ualos ntawm nqaij nyug leeg collagen, thiab yog li ntawd tsis tsuas muaj kev nyab xeeb muaj pes tsawg leeg, tab sis kuj zoo heev organoleptic zog.

Seb puas yuav muaj kev pheej hmoo rau kev noj qab haus huv, txawm tias muaj kev pheej hmoo tsawg, nrog ntau yam kev xaiv - txhua tus txiav txim siab rau nws tus kheej. Txawm li cas los xij, tseem, koj yuav tsum tsis txhob siv cov kev ua noj uas tsis yog ib txwm ua thaum cev xeeb tub, pub mis, koj yuav tsum tsis txhob ua noj hauv txoj kev no rau cov menyuam yaus, txij li lub sijhawm no lub cev yog qhov cuam tshuam rau qhov tsis zoo.

Pom zoo: