Silver nanoparticles are turning up in a variety of consumer products, and some scientists worry over the environmental and health consequences.
from Well http://well.blogs.nytimes.com/2014/05/23/silver-too-small-to-see-but-everywhere-you-look/
from Well http://well.blogs.nytimes.com/2014/05/23/silver-too-small-to-see-but-everywhere-you-look/
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