From: Mark Ellison <Mark**At_Symbol_Here**TANKTRAILERCLEANING.COM>
Subject: [DCHAS-L] Arsenic
Date: Fri, 13 Jul 2018 19:25:55 +0000
Reply-To: ACS Division of Chemical Health and Safety <DCHAS-L**At_Symbol_Here**PRINCETON.EDU>
Message-ID: 247bbe43932446b1a1a6fd1d6a3fbdf3**At_Symbol_Here**TTCExchange.TankTrailerCleaning.com


Just thought I would leave this right here.

 

https://theconversation.com/how-we-discovered-three-poisonous-books-in-our-university-library-98358

 

Fascinating stuff.

 

Mark Ellison

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