PBBs: Revision history

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1 June 2011

31 May 2011

24 August 2009

7 August 2009

  • curprev 07:0307:03, 7 August 2009Henrik talk contribs 261 bytes +261 New page: {{encyclopedia|moderator=Henrik}}PBBs (polybrominated biphenyls), compounds that are in continuous use as flame retardants and fire extinguishers. They may have some of the same effects as...