The saying "It all comes out in the wash" could take on a whole new meaning as nano-particles become more common in consumer goods. Using scanning and transmission electron microscopy, Troy M Benn and Paul K. Wester-hoff of Arizona State University in Tempe looked at what happens when common socks manufactured with antimicrobial nanoscale silver are washed, The release of silver - which is toxic in its ionic form - is a potential problem, and the Environmental Protection Agency enforces a standard of 100 parts per billion of the metal in drinking water.
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机译：随着纳米粒子在消费品中变得越来越普遍，“一切皆有可能”的说法可能具有全新的含义。坦佩亚利桑那州立大学的Troy M Benn和Paul K.Wester-hoff使用扫描和透射电子显微镜观察了用抗菌纳米级银制造的普通袜子被洗涤后会发生什么，银的释放-离子形式的有毒银-是一个潜在的问题，环境保护署强制执行饮用水中每十亿分之100的金属标准。
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