Neno lok ma mako Bisphenol A BPA
Ki cako yubu ne i mwaka 1936 ma calo estrogen ma ki yubu, bisphenol A (BPA) dong ki yubu ne i wel ma kato 6 billion pounds. Bisphenol A BPA pol pa kare ki tiyo kwede me gedo jami ma ki lwongo ni polycarbonate plastics, ma nonge i jami ma calo cupa pa lutino, cupa me pii, epoxy resins (jami ma ki umu i kom cam), ki jami ma ki keto i lak. Ki tiyo kwede bene calo gin ma ki medo i kom jami mukene me yubu jami me tuku pa lutino.

Bisphenol A BPA molecules gi yubu polymers kun wok ki i "ester bonds" me yubu polycarbonate plastics. Ma calo gin ma pire tek i polycarbonate, BPA obedo gin ma pire tek ma tye i kit plastik eni.

Bisphenol A – gin ​​ma pire tek i yubu polycarbonate, miyo jami ma ki yubu ki jami ma ki yubu ki jami ma ki yubu ki jami ma ki yubu ki jami ma ki yubu ki jami ma ki lwongo ni plastics ki jami ma nen maber ki tek. Dii kany me nongo wel ma ki dwoko piny ki tic pa gurup pi Bisphenol A.