远离毒素
所属栏目：探索发现
所属频道：CCTV-10科教
年份：2010
展开全部
简介：DDT曾被人们视为万能杀虫剂；然而当人们发现它其实并不完美，存在着严重的隐患时，化学杀虫剂恐惧症又广泛流行。核爆炸、放射性辐射，提起放射性元素许多人都会感到恐惧，惟恐避之不及。然而在科学家的眼里，放射性元素是一座神奇的宝库，只要科学地对待，它就会像阿拉丁神灯里的神魔一样驯服地为人类服务。二十世纪六十年代，美军在越南战场首次使用以二恶英为主要原料的除草剂进行化学攻击。从此，横行一个世纪的二恶英毒素开始肆虐……收起
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