No turning back the clock There is an urgent need to track and understand the status of environmental hormones that are not yet subject to controls, but the fact that compounds such as dioxins, tributyltin and PCBs are already listed and regulated under the Toxic Chemical Substances Control Act, does not mean that we no longer need to worry about them.
覆水難收，後患無窮尤其追蹤、掌握尚未被管制的環境荷爾蒙之外，毒管法已列管的戴奧辛、三丁基錫、多氯聯苯等化合物，也並非就安全無虞，可以忽略不管。