Activated Charcoal: Revision history

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17 April 2020

30 March 2019

14 May 2017

14 July 2011

  • curprev 12:3912:39, 14 July 2011Mjn talk contribs 357 bytes +357 Created page with "Activated charcoal is used in water purification to extract unwanted chemicals (etc) from impure sources (well, stream, pond, etc.). Wikipedia has a nice article on it. [http:/..."