Dab tsi yog ob chav PE txheej hauv pob ntawv khob, thiab vim li cas nws muaj teeb meem?

Puas tau xav paub yog vim li cas ib co pob ntawv hnov ​​flimsy lossis dej xau, thaum lwm tus sawv ruaj khov thiab ua kom koj haus puas yog? Nws feem ntau los rau ntawm cov tsis pom, tseem ceeb heev, kev sib cav sab hauv thiab tawm.

Ob chav PE txheej hauv cov khob ntawv txhais tau tias ib txheej polyethylene yas tau thov rau sab hauv thiab sab nraud ntawm cov ntawv. Qhov no dual txheej muab cov dej noo zoo dua, tiv thaiv cov hws uas tsis muaj zog rau ntau qhov kub thiab dej txias.

Hauv kuv ob xyoo lawm ntawm kev siv nyiaj txiag, Kuv tau pom txhua qhov ITeration ntawm cov ntawv khob. Jonh, peb cov kws tshaj lij, ib txwm hais txog tias txoj cai txheej tuaj yeem ua rau txhua qhov sib txawv hauv lub khob kev ua tau zoo. Nkag siab qhov no yog qhov tseem ceeb rau kev xa cov siab siab- Zoo, eco {3} willion ntawv nyeem cov ntawv. Kuv xav piav qhia txog dab tsi PE txheej yog, vim li cas nws muaj kev nyab xeeb, thiab qhov tseem ceeb uas ob npaug rau cov ntawv txo hwj chim.

Dab tsi yog PE coated ntawv, thiab nws ua haujlwm li cas?

Koj yuav nqa koj lub khob kas fes rau kev tso cai, tab sis ib txheej zais yog ua haujlwm hnyav kom koj haus hauv. Koj puas xav paub txog cov yeeb yaj kiab tiv thaiv no?

PE coated ntawv yog daim ntawv qhia uas tau laminated nrog ib txheej ntawm polyethylene (PE) yas. Qhov no PE txheej ua raws li cov txheej txheem uas tseem ceeb heev, tiv thaiv ib qho kua los ntawm soaking rau hauv daim ntawv pulp. Nws pab lub khob tswj kev ncaj ncees cov qauv kev ncaj ncees thiab ua rau muaj dej nyob.

Thaum muaj kev daws teeb meem, xaiv cov ntaub ntawv zoo yog lub hauv paus rau peb cov khoom lag luam zoo. Nrog ntau tshaj 20 xyoo hauv kev lag luam, cov pab txhawb nqa ntawm Jonh qhov kev nkag siab tob ntawm cov khoom siv raw. Nws ib txwm piav qhia tias PE txheej tsis yog tsuas yog ob sab phlu; Nws yog kev daws teeb meem. Nws ua kom pom tseeb tias cov ntawv khob ua yeeb yam ntseeg tau, txawm tias tuav koj lub kas fes kub lossis txias qab zib, yam tsis tau txais soggy lossis xau.

: Kev tshawb fawb tom qab PE coated ntawv

PE coated ntawv yog qhov tseem ceeb ntawm cov thawv dej haus. Nws cov txiaj ntsig los ntawm cov khoom tshwj xeeb ntawm polyethylene thiab yuav ua li cas nws cuam tshuam nrog ntawv.

Cov Polyethylene yog dab tsi?Polyethylene yog ib thermopoplastic polymer, lub ntsiab lus nws tuaj yeem tuaj yeem moulded thiab re {} moulded thaum rhuab. Nws yog ib qho ntawm feem ntau dav dav hlau ua rau lub ntiaj teb rau qhov laj thawj. Nws yog lub npe rau nws inertness, yooj yim, thiab noo noo noo barrier cov khoom. Peb siv cov zaub mov - Qib PE, tshwj xeeb engineered rau kev sib chwv nrog zaub mov thiab dej haus. Cov ntaub ntawv no yog xaiv rau nws cov tshuaj ruaj khov, kom nws tsis raug mob nrog cov ntsiab lus lossis cov nqaij tawv ua rau koj haus.

Cov txheej txheem lamination:Cov txheej txheem ntawm kev thov PE rau cov ntawv teev npe feem ntau cuam tshuam txog melting lub polyethylene thiab tom qab ntawd extruding nws li ib tug nyias zaj duab xis mus rau lub vev ntawv tsiv. Qhov no Molten PE raug nias rau daim ntawv, qhov twg nws txias thiab ua kom khov kho khov kho, tsim kev sib khi uas muaj zog. Lub thickness ntawm no PE txheej yog meticulously tswj tau los muab cov nyom zoo tsis siv cov khoom siv ntau dhau. Txoj kev lamination no tsim ib qho uas tsis sib xws, cov ris tsho hnav uas tsis tuaj yeem nkag mus.

Ib Leeg Txheej Txheej PE (tib yam rau lub khob kub):Nyob rau hauv ntau cov qauv dej kub kub lub khob, ib txheej ntawm PE txheej ntawm PE txheej yog thov rau sab hauv saum npoo xwb. Cov txheej sab hauv tiv thaiv cov kua kub los ntawm soaked rau hauv cov ntawv, ua kom lub khob tus qauv thiab tiv thaiv kom tsis txhob xau. Sab nraum lub khob tseem tsis tau uncodated, uas tso cai rau nws kom yooj yim biodegrivable hauv kev lag luam nplooj lwg (thaum ua ke nrog ib lub pla sab hauv txheej) lossis rov ua dua cov chaw nyob. Txawm li cas los xij, tus sab nrauv no tseem nyob rau sab nraud av noo lossis hws.

Cov haujlwm tseem ceeb ntawm PE txheej:Cov haujlwm tseem ceeb yog ncaj qha. Nws ua raws li ib tug impermeable barrier rau dej thiab roj, tiv thaiv cov ntawv. Cov teeb meem no tseem pab tswj lub khob lub plab, tiv thaiv nws los ntawm kev tsaus muag thaum muaj kua. Ntxiv mus, nws pab txhawb rau lub khob lub rwb thaiv tsev cov khoom, qeeb qeeb ntawm cov cua sov hloov mus rau cov dej qab haus dej thiab txo cov hws kom txias rau cov dej txias.

Yam	Kev piav txog	Tau txais txiaj ntsig rau cov ntawv khob
Khoom siv (PE)	Inert, saj zwsible, thermoplastic	Ruaj khov, tsis - e} e} reasive nrog cov ntsiab lus, cov ntaub ntawv muaj txiaj ntsig zoo
Cov txheej txheem thov	Extrusion Lamination Onto ntawv	Tsim cov khaub ncaws tsis zoo, impmeable noo noo
Rooj mov	Dej Thiab Roj Teeb Meem	Tiv thaiv kev xau, tswj cov qauv txheej txheem kev ntseeg
Kev rwb thaiv tsev	Slows tshav kub hloov, txo cov hws	Khaws cov dej haus kub / txias dua, xis nyob tuav

Los ntawm cov ntaub ntawv xaiv tsis meej thiab kev paub tseeb, peb ua kom peb cov ntawv coated tau muab kev ua haujlwm tau zoo thiab txhim khu kev qha.

Puas yog PE txheej kev nyab xeeb rau kuv cov zaub mov thiab dej haus?

Kev txhawj xeeb txog plastics hauv kev ntim khoom loj hlob, thiab koj yuav xav paub seb puas muaj PIN hauv koj lub khob yog ib yam dab tsi txhawj txog. Puas yog cov khoom siv no muaj kev nyab xeeb rau koj cov zaub mov thiab dej haus?

Yog lawm, zaub mov - qib qeb peating siv cov khob ntawv siv ntau yam thiab muaj kev nyab xeeb rau cov khoom noj thiab dej haus hauv ntiaj teb cov kev tswj hwm lub cev. Nws yog qhov inert gert uas tsis leach cov phom sij lossis cov tshuaj lom rau hauv koj cov dej haus, ua kom muaj kev nyab xeeb thiab nyab xeeb rau ib qho kev siv.

Ntawm kev ua hauj lwm, peb txoj kev mob siab rau kev nyab xeeb yog qhov tseem ceeb tshaj plaws. Nrog {20+} xyoo ntawm kev paub, peb paub tias kev ntseeg siab tau tsim ntawm kev tswjhwm zoo nruj thiab siv cov ntaub ntawv uas muaj kev ntsuas nruj. Jonh lub keeb kwm yav dhau los hauv kev siv tshuab ua tau txhais tau tias nws nkag siab cov chemistry tom qab cov ntaub ntawv, thiab nws ua kom peb txhua tus ib txwm muaj cov zaub mov uas muaj ntawv pov thawj. Peb sawv ntawm kev nyab xeeb ntawm peb cov khoom.

: Txhim kho qhov kev nyab xeeb ntawm PE Txheej Txheej

Kev nyab xeeb ntawm polyethylene (PE) txheej hauv cov ntawv thov hauv zaub mov dawb yog vim nws cov tshuaj lom neeg saib xyuas, thiab cov qib tshwj xeeb siv rau kev ntim khoom. Nws yog ib qho tseem ceeb kom to taub vim li cas nws txawv los ntawm lwm cov plastics uas tau muaj kev txhawj xeeb txog kev noj qab haus huv.

Khoom noj khoom haus - Qib Kawm Ntawv Pov Thawj:Tsis yog txhua tus PE yog tib yam. Tus PE tau siv rau cov khoom noj thiab dej haus ntim tau tshwj xeeb tsim rau "zaub mov-}}}}. Qhov no txhais tau tias nws tsis tshua muaj qhov ntsuas kom ntseeg tau tias nws ua tau raws li nruj ua nruj thiab tsis muaj tshuaj lom lossis paug. Nws yog tsim los ruaj khov thiab inert, zam kev sib cuam tshuam nrog cov zaub mov lossis kua dej nws kov. Kuv pab neeg ua kom peb cov ntaub ntawv tuaj nrog cov zaub mov tsim nyog - qib ntawv pov thawj.

Kev cai tswj kev pom zoo:Kev Noj Qab Haus Huv thiab Kev Nyab Xeeb Khoom Noj Kev Nyab Xeeb Thoob Ntiaj Teb, xws li Kev Nyab Xeeb Khoom Noj (EFA), thiab pom zoo PE rau kev sib cuag noj zaub mov. Cov kev pom zoo no yog ua raws cov ntaub ntawv tshawb fawb dav dav tau lees paub tias nws tsis yog} toxicity thiab} cov dej num tau ntsib thaum lub sijhawm haus dej.

Inertness thiab tsis - Leaching cov khoom:Ib qho ntawm PE qhov kev nyab xeeb tshaj plaws yog nws cov tshuaj lom neeg ua haujlwm. Qhov no txhais tau tias nws tsis hnov ​​mob nrog cov kua qaub, hauv paus, lossis lwm yam tshuaj yeeb zoo li pom hauv cov zaub mov thiab dej haus. Tsis zoo li lwm cov plastics, PE tsis muaj cov yas tshuab zoo li phthalates lossis bisphenols (zoo li BPA) hauv nws cov lus sib xyaw. Qhov no tsis muaj cov khoom siv reactive txhais tau tias tsis muaj kev pheej hmoo ntawm cov tshuaj muaj kev phom sij tsiv los ntawm pe cov dej haus, txawm tias raug cov dej kub.

Sing - siv qauv tsim:Ntawv khob, txawm nrog PE txheej txheej, yog tsim rau ib leeg - siv. Qhov no txwv lub sijhawm ntawm kev sib cuag ntawm PE thiab cov zaub mov / haus, ntxiv mus ntxiv ib qho kev pheej hmoo hypothetical. Lub sijhawm sib cuag luv luv, ua ke nrog cov inert xwm ntawm cov zaub mov- qib PE, ntxiv rau nws cov hom phiaj kev nyab xeeb rau nws lub hom phiaj kev nyab xeeb. Peb cov qauv ntau lawm thiab cov khoom siv tau ua kom zoo rau cov ntaub ntawv siv tshwj xeeb no.

Kev Ruaj Ntseg Nam	Me mem quav naim	Heev tau ua li cas kom muaj kev nyab xeeb
Khoom Siv Khoom	Tshwj xeeb cov zaub mov - Qib qeb pe	Qhov Chaw Muaj Peev Xwm Cov Khoom Noj -} Cov Khoom Siv Raw
Kev cai tswj hwm	Pom zoo los ntawm FDA, EFSA, thiab lwm yam.	Ua raws li cov qauv kev nyab xeeb thoob ntiaj teb
Tshuaj lom neeg inertness	Tsis - eheatrive, tsis muaj cov tshuab yas	Siv cov neeg ntshiab pe, zam kev ua phem rau kev phom sij
Siv	Tsim rau ib leeg, luv -} Duration Tiv tauj	Txhim kho cov ntaub ntawv rau cov ntawv thov pov tseg

Los ntawm kev ua raws li cov ntsiab cai no thiab tsuas yog siv tsuas yog cov khoom noj khoom noj khoom haus -}}

Dab tsi yog qhov zoo ntawm ob chav PE co co sau ntawv khob?

Ntau cov dej qab zib, tshwj xeeb yog cov khaub thuas, tawm ib ncig lossis hws ntawm ib lub khob uas muaj walled. Puas yog koj tab tom nrhiav rau kev daws teeb meem ntau dua uas yog ob qho dej kub thiab dej txias yam tsis muaj kev sib cav?

Ob chav P Coated ntawv cov ntawv khob Muab cov txiaj ntsig tseem ceeb tshaj li ib - co coated khob los ntawm kev muab cov yeeb yaj kiab zoo dua thiab txhim kho cov qauv kev ntseeg. PEter ntxiv rau sab nraud tiv thaiv sab nraud rau sab nraud rau cov dej txias thiab ntxiv kom ruaj khov, ua rau lawv zoo tagnrho rau cov khoom haus uas dav dav thiab cov khoom noj.

Nrog rau ntau xyoo dhau los hauv kev tsim khoom, Kuv tau pom thawj - Tes ua kev ua tau zoo sib txawv uas ob txheej ua. Jonh feem ntau pom zoo ob npaug rau cov neeg uas xav tau noj mov rau cov ntawv thov. Kuv pab neeg muaj cov kws xaws khaub ncaws - Ua cov kev daws teeb meem, thiab nkag siab txog cov kev pab cuam zoo tshaj plaws rau lawv cov kev xav tau tshwj xeeb.

: Txoj kev ua tau zoo ntawm ob leeg

Daim ntawv thov ntawm PE txheej rau ob qho chaw sab hauv thiab sab nraud ntawm lub khob khob hloov nws hom haujlwm, tshwj xeeb tshaj yog rau cov hom dej haus tshwj xeeb thiab ib puag ncig. Qhov kev tiv thaiv no muaj kev tiv thaiv cov daws teeb meem txuam nrog ib qho -} coated khob.

Superior txias haus ua haujlwm:Nov yog qhov twg ob chav PE tau ci ntsa iab. Thaum twg cov dej haus txias txias yog muab tso rau hauv ib PE coated khob (muab tso rau sab hauv), cov ntawv sab sab nraud yog raug rau cov huab cua ib puag ncig. Vaum hauv huab cua, ua ke nrog lub khob txias txias, ua rau cov hws hws los ua. Qhov no noo noo tuaj yeem soften cov ntawv me me, ua rau lub khob flimsy, nyuaj rau kev tuav, thiab nquag to to finage lossis vau. Cov txheej txheem sab nraud ntawm ob lub khob ob zaug tiv thaiv qhov no. Nws ua raws li cov av noo sab nraud, tsum tsis txhob ncav cuag thiab ua kom lub khob khov thiab qhuav rau sab nraud.

Txhim kho cov qauv txheej txheem:Cov khoom siv dual no tseem ceeb txhawb lub khob lub khob zaws tag nrho thiab nruj. Ob qho chaw ntawm daim ntawv ntawm daim ntawv muaj kev tiv thaiv los ntawm noo noo, lub ntsiab lus cov ntawv tseem ceeb tswj tau lub zog. Qhov no ntxiv lub zog ua kom ua ob chav PE PE khob ntau ruaj thaum tuav thiab tsis tshua muaj kev puas tsuaj thaum thauj lossis chaw khaws khoom. Lawv tsuas xav paub ntau dua thiab txhim khu kev qha ntawm tes.

Txhim kho cov laj thawj rau cov roj lossis cov khoom noj sau tseg:Dhau ntawm cov dej haus, ob npaug PE khob yog tau zoo heev rau cov khoom noj uas yuav muaj cov roj lossis kua ntxwv. Cov txheej txheej sab nraud muab cov teeb meem ntxiv rau cov roj lossis roj los ntawm cov ntsiab lus uas tuaj yeem pom los ntawm micro- fissures nyob rau hauv txheej sab hauv los yog ib ncig ntawm ntug. Qhov no tiv thaiv cov roj nplaum uas tsis zoo ntawm sab nrauv thiab tswj hwm lub khob zoo nkauj rov hais dua, ua rau cov khoom zoo li mij, steads, lossis txawm tias qee cov khoom qab zib.

Lub Freezer -} Kev Muaj Peev Xwm Muaj Peev Xwm:Txog kev siv uas yuav tsum tau ua kom khov, xws li yog dej khov, khov yogurt, lossis pre kas {} npaj cov zaub mov khov, ob npaug co້ອມ noj, ob npaug yog qhov tseem ceeb. Tus PE sab nraud tiv thaiv cov ntawv pov tseg los ntawm lub freezer hlawv thiab noo noo- kev nplua nuj, uas yuav muaj lwm daim ntawv tsis muaj zog. Qhov no ua kom pom lub khob tseem tsis tau zoo thiab tiv thaiv cov khoom lag luam ob qho tib si thaum lub sijhawm khov thiab yaj.

Yam zoo	Ib Pe Coated Khob	Ob Chav Pe Coated Khob	Thawj kom tau txais txiaj ntsig ntawm ob leeg
Dej txias	Sab nrauv muag muag vim yog hws	Tshuav sab nrauv seem qhuav thiab ruaj	Tiv thaiv cov hws hws, tswj kev khob kev ntseeg siab rau cov dej txias txias
Dej Haus Mov	Zoo sab hauv barrier	Zoo tshaj plaws sab hauv thiab sab nraud tiv thaiv	Txhim Kho Durability, Xav tias muaj ntau lub rwb thaiv tsev zoo dua
Cov zaub mov roj	Muaj peev xwm rau sab nraud stains	Cov teeb pom kev zoo, tsis muaj sab nraud stains	Kev tiv thaiv tawm tsam sab nrauv roj pom
Lub Zog Txheej Txheem	Tswj kav	Siab	Ntau zog ruaj khov, tsawg dua mus rau crumpling
Lub freezer nyab xeeb	Tsis zoo tagnrho	Tau	Tiv thaiv ib puag ncig lub freezer, haum rau cov khoom khov

Thaum kawg, ob npaug rau khob coated khob muab ib qho ntau yam thiab siab - Kev xaiv} Kev xaiv ua lag luam thiab kev tiv thaiv rau ntau yam khoom.

Dab tsi thov ob chav PE Coated ntawv ua si hauv kev lag luam?

Koj pab ntau yam khoom, los ntawm te Frosty milkshakes rau kub, ncu kua zaub. Puas yog koj tab tom pom cov khob txheem txheem tsuas yog tsis txiav nws, ua kom xau lossis cov neeg tsis xis nyob?

Ob npaug PE coated ntawv khob khob yog qhov tseem ceeb hauv kev lag luam uas xav tau cov kua zoo thiab noo noo tsis kam. Lawv tau siv ntau yam rau cov dej txias txias, cov khoom qab zib khov, thiab cov zaub mov kub, thiab rub tawm rau cov zaub mov roj. Lawv qhov kev tiv thaiv dualle ua kom sawv daws cov khoom ncaj ncees thiab cov neeg siv khoom txaus siab thoob plaws hauv ntau yam Foodervice thiab cov rooj muag khoom noj mov.

Nrog 20+ xyoo ntawm kev pab cov neeg siv khoom nthuav lawv cov lag luam, Kuv tau pom ob chav PE khob ua qhov tsis tseem ceeb hla ntau lub khw. Jonh cov kev txawj ntse suav nrog kev pom zoo cov khoom siv zoo tshaj plaws thiab cov qauv raws li cov neeg lag luam thiab siv cov xwm txheej siv tau. Thaum muaj kev daws teeb meem, peb xa cov kev daws teeb meem uas txhim kho cov khoom lag luam, uas yog vim li cas ob tog PE yog lub pob zeb rau ntau cov ntawv thov.

: Ntau yam kav dej ntawm ob chav PE hauv kev lag luam ntau yam

Lub zog muaj zog ntawm ob npaug ntawm cov ntawv sau khob ua rau lawv xaiv qhov uas nyiam ua ib puag ncig uas tswj cov khoom lag luam zoo thiab cov neeg siv khoom yog qhov tseem ceeb. Lawv cov kev tsim kho tshwj xeeb uas haum cov dav dav ntawm cov khoom kub thiab cov khoom noj.

Kev Pab Cuam Dej Txias:Nov yog lub tuam txhab ntawv thov. Mos haus tuam txhab uas muag, kua txiv ntoo, cafes, thiab nrawm}} Cov zaub mov noj ua haus pabcuam iced cov zaub mov pab tau ntau dua ntawm ob khob puv. Sab nrauv sab nrauv yog qhov tseem ceeb heev ntawm no thaum nws tiv thaiv lub khob los ntawm ua kom khov thiab soggy los ntawm kev sib cav sib ceg thiab kev sib raug zoo nyob thoob plaws kev noj. Qhov no txo ​​cov neeg cov lus tsis txaus siab txog cov neeg tsis txaus siab txog cov khob raj lossis ntub dej.

Cov khoom qab zib khov:Mis nyuj khov parlors, khov yogurt khw, thiab cov tsev laus zog ua ntej {{0} {macking} packing kho cov khoom khov kho siv ob chav puv pE. Lub dual Barrier tiv thaiv cov thawv ntim ntawm Huab Cua Txias thiab noo noo ntawm ib puag ncig lub tso pa taws. Nws txwv tsis pub lub freezer hlawv los cuam tshuam rau lub khob nws tus kheej thiab ua kom cov khoom tswj hwm nws lub ntim kev sib raug zoo thaum lub sij hawm cia, thauj khoom, thiab noj.

Cov zaub mov kub (kua zaub, noodles, porridge):Thaum lub sij hawm feem ntau paub txog cov khoom txias, ob chav PE Cups tseem ua cov zaub mov kub zoo nrog cov zaub mov kub uas tej zaum yuav tau ua haujlwm ntau kub heev. Sab hauv PE txheej muaj cov kua kub, thaum cov txheej txheej sab nraud ntxiv cov roj ntxiv los ntawm sab nrauv, khaws lub khob kom huv thiab xis nyob. Lawv muab qhov kev xaiv ntau dua li ib qho - coated khob rau cov kev siv no.

Takeaway & Cov Khoom Noj Ntim:Cov khw noj mov thiab cov kev pabcuam sib xyaw siv PE PE ntim rau pluas noj prep, zaub xam lav nrog cov khaub ncaws, lossis cov khoom lag luam zoo li cov nplej zom lossis cov tais tais tais. Cov dej noo dav dav thiab cov teeb meem roj uas tau ua kom ua kom cov khoom noj uas tseem muaj cov khoom noj tseem ceeb tshiab thiab hloov pauv tsawg dua thaum pib. Qhov no ntxiv ib txheej ntawm kev txawj ua haujlwm thiab kev ntseeg tau rau kev xa khoom lossis takeaiway kev. Nws pab kom cov khoom lag luam zoo kom txog thaum nws nce mus txog cov qhua tuaj noj mov. Kuv pab neeg muab cov ntaub ntawv thiab cov qauv kev sab laj rau cov kev siv sib txawv no.

Kev Lag Luam / Ntawv Thov	Cov Ntaub Ntawv Siv Tshwj Xeeb	Tau txais txiaj ntsig ntawm ob daim
Dej Haus Kev Kev Lag Luam	Iced kas fes, smoothies, dej nag	Tiv thaiv kev hws hws, tswj hwm lub tsev ua haujlwm
Khoom noj qab zib & cov zaub mov khov	Mis nyuj khov, khov yogurt, sorbet	Tiv thaiv hauv lub freezer, tiv thaiv noo noo kev cuam tshuam degradation
Kev Pabcuam Noj Khoom Haus Kub	Kua zaub, mij, stews	Txhim kho rwb thaiv tsev, tiv thaiv roj gupage, ntxiv cov qauv zog
Nqa mus / catering	Ua ntej -}} Ua cov zaub mov noj, cov zaub nyoos nrog hnav khaub ncaws	Ua kom sawv rau -} thauj dawb, khaws cov khoom noj zoo

Cov versatility thiab txhim kho kev ua tau ntawm ob chav co daim ntawv khob ua rau lawv muaj kev sib raug zoo thiab kev ntseeg tau ntawm kev lag luam thiab cov neeg siv khoom xav tau.

Tag

Ob chav PE txheej hauv cov khob ntawv txhais tau tias txheej yas ntawm ob sab, ua rau lub khob super tiv thaiv sab hauv thiab sab nraud. Qhov no ua rau lawv zoo tshaj plaws thiab muaj kev nyab xeeb rau cov dej txias txias, kua zaub kub, thiab cov khoom khov.