Kev siv cov khob kua zaub pov tseg hauv kev ntim dej haus
Tso lus
1. Lub luag haujlwm loj tshaj plaws ntawm lub khob ntawv yog tuav cov dej haus, xws li cov dej qab zib carbonated, kas fes, mis nyuj, dej qab zib, thiab lwm yam. Qhov no yog nws qhov ntxov tshaj plaws thiab feem ntau siv.
Haus ntawv khob tuaj yeem muab faib ua khob txias thiab khob kub. Cov khob txias yog siv los tuav cov dej txias, xws li cov dej haus carbonated, kas fes iced, thiab lwm yam.; khob kub yog siv los tuav cov dej kub, xws li kas fes, tshuaj yej dub, thiab lwm yam.
Paub qhov txawv ntawm cov khob haus dej txias thiab cov khob haus dej kub, lawv "ua lawv tus kheej lub luag haujlwm", thiab ib zaug "tsis raug", lawv yuav ua phem rau cov neeg siv khoom noj qab haus huv. Qhov saum npoo ntawm lub khob haus dej txias yuav tsum tau txau los yog dipped hauv cov quav ciab. Vim tias cov dej qab zib txias yuav ua rau saum npoo ntawm daim ntawv khob dej, uas yuav ua rau lub khob ntawv muag muag, thiab nws yuav tsis muaj dej tom qab waxed. Cov wax no ruaj khov thiab nyab xeeb ntawm 0 thiab 5 degree . Txawm li cas los xij, yog tias nws siv los tuav cov dej qab zib kub, tsuav yog qhov kub ntawm cov dej haus tshaj 62 degree, cov quav yuav yaj thiab lub khob ntawv yuav nqus dej thiab deform. Cov molten paraffin muaj cov ntsiab lus siab impurity, tshwj xeeb tshaj yog cov polycyclic fen hydrocarbons uas muaj nyob rau hauv nws. Nws yog ib qho ua tau carcinogenic. Nkag mus rau tib neeg lub cev nrog dej haus yuav ua rau tib neeg noj qab haus huv. Qhov saum npoo ntawm lub khob haus dej kub yuav muab pasted nrog ib qho tshwj xeeb polyethylene zaj duab xis uas tau lees paub los ntawm lub xeev, uas tsis yog tsuas yog zoo nyob rau hauv tshav kub, tab sis kuj tsis yog-tshuaj lom thaum soaked nyob rau hauv high kub dej haus. Cov khob ntawv yuav tsum muab khaws cia rau hauv qhov cua, txias, Hauv qhov chaw qhuav thiab tsis muaj kuab paug, lub sijhawm cia feem ntau yuav tsum tsis pub tshaj ob xyoos txij li hnub tsim khoom.
2. Kev siv cov khob ntawv hauv kev tshaj tawm Cov neeg tshaj tawm lossis cov chaw tsim khoom kuj siv cov khob ntawv ua qhov nruab nrab tshaj tawm.
Cov qauv tsim los ntawm lub khob lub cev tuaj yeem ua rau tib neeg haus dej haus sib txawv, thiab nws kuj yog "cim" los txhawb ib yam khoom. Vim tias cov khoom lag luam, lub npe, chaw tsim khoom, distributor, thiab lwm yam, tuaj yeem tsim los ntawm lub khob ntawv. Thaum tib neeg haus dej haus, lawv tuaj yeem paub thiab nkag siab txog cov khoom siv los ntawm cov ntaub ntawv no, thiab cov khob ntawv muab lub platform rau tib neeg kom nkag siab txog cov khoom tshiab no.
