E 80% o te umanga kapia epoxy katoa e puta mai ana i te Bisphenol A BPA, ā, he tino whai hua ngā tūmanakohanga whanaketanga. Nō reira, mā te whakapai ake i ngā hangarau whakaputa o nāianei me te whakatutuki i ngā tukanga whakaputa kounga teitei, tonu, ka taea ai e tātou te neke whakamua ki ngā whāinga o te tiaki taiao, te tiaki pūngao, me te whanaketanga hauora.

Bisphenol A BPA– te wāhanga matua o te hanga polycarbonate, e whakarato ana i te māramatanga tino pai ki ngā kirihou me te ātete ki ngā pānga.