Mapepala opanda mpweya amawononga thanzi?

Pepala lopanda kaboniamagwiritsidwa ntchito ngati zolemba zamalonda zomwe zimafuna kopi imodzi kapena zingapo zoyambirira, monga ma invoice ndi malisiti.

Anthu ambiri amaganiza chonchopepala lopanda kabonizidzakhudza thanzi la munthu.PCB(polychlorinated biphenyl) m'mapepala opanda mpweya analetsedwa m'zaka za m'ma 1970 chifukwa cha nkhawa za thanzi.Kafukufuku wasonyeza kutipepala lopanda mpweyaopangidwa pambuyo pa 2000 sangabweretse zotsatira zoipa kwa thupi la munthu.Chifukwa cha kukula kwachangu kwa makampani, pepala lopanda mpweya lomwe limapangidwa limakhala lokonda zachilengedwe komanso lathanzi.
Nthawi zambiri, pepala lopanda mpweya wabwino kwambiri limakhala ndi BPA, BPA imatha kuwononga thanzi lanu. Tsopano, pepala lopanda mpweya wapamwamba kwambiri ndi BPA yaulere. Chifukwa cha kuchuluka kwa makina osindikizira a inkjet ndi laser otsika mtengo, kugwiritsa ntchito mitundu yambiri yopanda kaboni kwachepa. mabizinesi chifukwa ndikosavuta kupanga makope a zikalata.

Fakitale yathuali ndi zaka zambiri pakupanga mapepala opanda mpweya.Ndipo pepala lopanda kaboni liribe BPA ndi PCB.Fakitale yathu nthawi zonse imatsatira chitetezo cha chilengedwe ndi thanzi.