Kev yooj yim, tsis muaj pa taws ua noj, thiab tsis tas yuav ntxuav tais diav yog ib qho tseem ceeb vim li cas tib neeg xaiv cov khoom noj. Takeaways yog tag nrho cov ntim rau hauv lub thawv noj su uas siv tau pov tseg. Tom qab noj mov, lub pob yuav muab pov tseg thiab txhua yam yuav zoo. Nws txawm cawm ob niam txiv hluas los ntawm kev sib ntaus sib tua uas ntxuav tais diav thiab chopsticks. Tam sim no muaj ob hom khoom noj khoom haus pov tseg hauv khw, polypropylene (PP) thiab polystyrene (PS).
Hais txog cov khoom noj khoom haus-qib PP: cov khoom noj-qib yog tsis muaj tshuaj lom thiab huv si, thiab ib puag ncig tus phooj ywg pp thawv yog tsim los ntawm qhov kub siab tshaj 120 degree C. Nws yog ib hom ntim khoom noj khoom haus huv tsis muaj kab mob. Tus tsim yog nruj, nruj thiab siv tau. Nws muaj cov yam ntxwv ntawm tsis muaj tshuaj lom, tsis muaj mob, tsis muaj ntxhiab tsw ntxhiab, kev tiv thaiv ib puag ncig thiab kev nyiam huv, thiab tsim nyog rau noj sai sai.
Ib lub thawv ntawm cov zaub mov qab yuav tsum tau rhaub thiab noj. Tam sim no feem ntau cov tuam txhab muaj qhov cub microwave rau cov neeg ua haujlwm siv, uas kuj yooj yim heev. PP cov ntaub ntawv pov tseg cov khoom noj su tuaj yeem ua kom sov hauv qhov cub microwave. Nws yog ib qho tsim nyog sau cia tias PS thiab PET lub thawv noj su tsis tuaj yeem ua kom sov hauv qhov cub microwave. Txawm hais tias ob qho khoom siv no siv tsis muaj qhov kub thiab txias, tsis muaj teeb meem. Txawm li cas los xij, thov nco ntsoov tias cov khoom tsis zoo yuav raug tsim los ntawm cua sov ntawm qhov kub siab.
