Bisphenol A (bpa) Lembe ma pire tek
Bisphenol A, ma julwonge bende ni BPA, utiye piny ma kwo ku formula pa C₁₅H₁₆O₂. I tic, jutiyo kudu pi yubu piny macalo polycarbonate (PC) man epoxy resins. Nicaku i oro 1960, BPA jubedu katiyo kudu pi yiku cupa pa awiya, kopo mi kongo, man jamb tedu ma iye pa cam man kongo (ma uketho i iye cak pa juma nyathin). BPA utiye kabedo ceke—ecopo nwangire i piny matung tung, nicaku i cupa mi pii man jam yath nitundu i iye pa jam cam. I ng'om zoo, 27 million tons pa BPA-containing plastics juyubu kubang oro.

Bisphenol A, ma leng mandha, mio ​​tic maber akeca pi piny ma jucwalo. Dii kaneni pi nwangu wel ma piny.