Button Battery Coating Lessens Risk If Swallowed

3 noviembre 2014

Thousands of small children swallow tiny batteries each year. A new battery coating could protect kids from internal burns and still allow the batteries to work. Cynthia Graber reports.

 

— Read more on ScientificAmerican.com


http://rss.sciam.com/~r/sciam/physics/~3/ytPaW1Zacg8/

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