Lub ntsiab sib txawv ntawm cov tsiaj khob thiab khob zoo tib yam nyob hauv cov khoom siv, qhov chaw muaj kev nyab xeeb thiab kev nyab xeeb.
Cov khoom siv thiab cov yam ntxwv
Tsiaj khob: Tsiaj khob yog ua los ntawm polyethylene terepthalate. Nws yog lub teeb, pob tshab thiab ruaj, tab sis tsis haum rau kev siv dej kub uas tsis yog ua kom sov thaum sov tshaj 70 degrees Celsius. Lub khob dog dig: Muaj ntau hom khoom siv rau lub khob dog dig, suav nrog PP (polypropylene), pc (polystyrene), pc (polystyresres), thiab lwm yam Cov ntaub ntawv muaj lawv tus kheej thiab qhov tsis zoo. Piv txwv, PP cov khoom tiv thaiv kom kub, tsis-lom thiab tsw, haum rau dej kub thiab microwave cua sov; Cov khoom siv yog pob tshab tab sis nkig, feem ntau siv hauv cov khob dej dej uas siv dej; Cov khoom siv PC khoom yog qhov cuam tshuam-tiv taus tab sis xav tau kom tsis txhob kub siab. Siv tau cov tsiaj txhu ua kua: Haum rau cov dej txias xws li txiv qaub, thiab lwm yam. Lub khob zoo tib yam: nyob ntawm cov khoom siv, cov scene muaj kuj txawv. Piv txwv li:
PP khob: Haum rau cov dej haus ntau, dej txias thiab kua txiv, thiab lwm yam, vim tias nws tiv taus kub thiab tsis muaj tshuaj lom thiab tsis muaj kuab lom.
PS Lub khob: Haum rau cov dej haus tsawg-kub thiab kua txiv, tab sis tsis pom zoo rau cov dej haus kub.
Pc khob: Siv txhua hnub, tab sis kev saib xyuas yuav tsum tau noj kom tsis txhob kub.
Kev Nyab Xeeb Kev Nyab Xeeb thiab Kev Tiv Thaiv Kev Nyab Xeeb
Tsiaj khob: txawm hais tias lub teeb thiab pob tshab, nws tsis haum rau cov kua dej siab, thiab yuav tsum tau siv dua tshiab tom qab siv los txo cov pa phem ib puag ncig.
Lub khob zoo tib yam: kev nyab xeeb ntawm cov ntaub ntawv sib txawv heev. Piv txwv li:
PP Coon: Tiv thaiv kom kub siab, tsis muaj tshuaj lom thiab tsw thiab tsis muaj ntxhiab, haum rau microwave cua sov, thiab qhov kev xaiv zoo rau kev tiv thaiv ib puag ncig.
PS Lub pob tshab tab sis nkig, thiab yuav tso cov yeeb yam zoo, nws raug nquahu kom txo nws cov kev siv.
Pc khob: kev cuam tshuam-tiv taus tab sis yuav tsum tau kom tsis txhob muaj qhov kub, kev saib xyuas yuav tsum raug coj thaum siv nws.
