雙酚A是(shi)一(yi)種普(pu)遍應用在(zai)塑料食品(pin)包(bao)裝(zhuang)設(she)計(ji)中(zhong)(zhong)(zhong)的(de)化學物質，塑料食品(pin)包(bao)裝(zhuang)設(she)計(ji)中(zhong)(zhong)(zhong)的(de)雙酚A在(zai)加(jia)熱(re)后可(ke)融(rong)入(ru)食品(pin)中(zhong)(zhong)(zhong)。酚醛(quan)樹脂和(he)脲醛(quan)中(zhong)(zhong)(zhong)甲(jia)醛(quan)含量較高(gao)，塑料食品(pin)包(bao)裝(zhuang)設(she)計(ji)中(zhong)(zhong)(zhong)的(de)游離(li)甲(jia)醛(quan)可(ke)融(rong)入(ru)食品(pin)中(zhong)(zhong)(zhong)。