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6 年
重大突破:人工设计强大新分子可捕获氯离子,有望增加饮用水数量
石油开采、道路用盐、水软化剂的使用以及岩石的自然风化等产生盐渗入淡水系统,减少了全球饮用水的供应。据美国地质调查局(US Geological Survey)估计,仅在美国,每年就有约272吨溶解固体(包括盐)进入淡水溪流。 只需一茶匙盐就能永久污染五升的水。 氯是 ...
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