镉对心脏和其他很多器官都有毒性，根据美国食品药物监督管理局的规定，人体接触镉的阈值很低（每天每公斤或每2.2磅体重0.21-0.36微克）。摄入可能引起胃部不适、恶心和呕吐。

Modern life makes us tired, right? But research from societies in Africa and South America suggests people in the ancient world slept only 6.5 hours a night.

Modern life makes us tired, right? But research from societies in Africa and South America suggests people in the ancient ...

齐鲁网 ·闪电新闻1月24日讯 The originally normal dough magically turns into various unimaginable shapes. Delicate and charming flowers, ...