90 下列何者不歸屬於環境荷爾蒙？

 二氧化硫 DDT DEHP 有機錫

ans: 二氧化硫

二氧化硫 = sulfur dioxide

these are all ingredient in pesticide

有機錫 = organotin

Di(2-ethylhexyl) phthalate (DEHP)

DDT (from its trivial name, dichlorodiphenyltrichloroethane)