Raws li lub caij ntuj sov mus txog, lub caij muag tag nrho rau ntau yam dej haus yog nyob rau lub hli puv puv. Cov neeg siv khoom tau nce ntxiv hais txog kev nyab xeeb ntawm lub thawv dej haus thiab seb txhua tus tuaj yeem koom nrog bisphenol A (BPA ). International Food Packaging Association tus tuav ntaub ntawv, tus kws tshaj lij kev tiv thaiv ib puag ncig Dong Jinshi, piav qhia tias polycarbonate yas, uas suav nrog BPA, feem ntau yog siv los tsim cov tais diav yas, lub raj mis dej, thiab cov thawv ntim khoom noj ntau yam vim nws huv thiab jerk thiab ruaj khov. epoxy resin nrog BPA feem ntau yog siv los ua txheej txheej sab hauv rau cov khoom noj thiab dej haus, muab cov khoom tiv thaiv corrosion uas tiv thaiv cov pa oxygen thiab cov kab mob nkag mus rau hauv lub kaus poom.

Nws yog ib qho tseem ceeb uas yuav tsum nco ntsoov tias tsis yog txhua tus tuaj yeem koom nrog BPA, vim qee qhov yog ua los ntawm cov khoom siv dua li cov yas polycarbonate. Dong Jinshi ntxhov siab txog qhov muaj BPA hauv txhuas thiab hlau tuaj yeem siv rau Cola, tau txiv hmab txiv ntoo, thiab lwm yam khoom muag. Txawm li cas los xij, kev siv cov yas tsis muaj BPA hauv qee qhov tuaj yeem lav tau tias tsis yog txhua lub thawv ntim khoom muaj kev phom sij ntawm BPA. undetectable AIYuav tsum suav nrog los pab txheeb xyuas cov khoom ntim khoom zoo.

Bisphenol A, kev tshawb fawb paub tias yog 2,2-di (4-hydroxyphenyl) propane, yog ib qho tseem ceeb ntawm cov organic chemical siv hauv kev tsim cov khoom siv polymer, plasticizer, hluav taws kub retardant, thiab lwm yam khoom siv tshuaj zoo. Txawm hais tias tau muab cais tawm raws li cov tshuaj lom neeg tsawg, cov tsiaj tshawb fawb tau pom tias BPA tuaj yeem ua rau cov tshuaj estrogen, ua rau muaj kev phom sij xws li poj niam loj hlob ntxov, txo cov phev suav, thiab qog nqaij hlav prostate. Tsis tas li ntawd, nws nthuav tawm embryonic toxicity thiab teratogenicity, qiv rau qhov ua rau mob qog noj ntshav xws li zes qe menyuam thiab qog nqaij hlav qog nqaij hlav hauv cov tsiaj.