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ACS News Service February 20 2013 PressPac.docx

ACS News Service February 20 2013 PressPac.docx

In This Edition:

-Ancient "Egyptian blue" pigment points to new telecommunications, security ink technology

-Six in 10 people worldwide lack access to flush toilets or other adequate sanitation

-A self-healing protective coating for concrete

-Used coffee grounds are a rich source of healthful antioxidants

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