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AR226-2202 Flow Wind Ambient Stability Rural Urban Vector Speed Temp Class Mixing Mixing Year Month Day Hour Weg) (m/s) ....

EGA TeMchonniictoarlinSgubgroup AR226-2565 EID78Q222 *H aoMAw*M>t Landfill Monitoring and Exposure Summary Goal for Today Understand the contribution of landfills to PFOA levels in the environment Environmental Assessment From Manufacturing Facilities/Landfills 1.

RECYCLED r\D AR226-2636 AR226-2636 MARCH 2003 2ND ROUND C-8 SAMPLING DUPONT FAYETTEVILLE WORKS FAYETTEVILLE, NORTH CAROLINA Date: June 2003 Project No.: 18983753.00037 CORPORATE REMEDIATION GROUP An Alliance between DuPont and URS Diamond Barley Mill Plaza, Building 27 Wilmington, Delaware 19805 March 2003 2nd Round C-8 Sampling Introduction On March 27th2003, groundwater was sampled from four monitoring wells at the DuPont Fayetteville Works.

AR226-2711 RECYCLED AR226-2711 Observed Metabolites of Telomer 8-2 Alcohol Parent Compound: F iC F j^C H jC H jO H Observed Mammalian Metabolites F(CF2)gCOOH F(CF2)7COOH Note: We have not yet looked for mammalian metabolites with less than an 8-carbon chain.

Material Tested: Material Submitted by AR226-2748 Copies to: E.

M ate- 33or 487 DuPont Haskell Laboratory for Health and Environmental Sciences TO: FROM: MR FILI POCKET H-24921 J.

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rcoo 000218 HToaxsikceollloLgaybaonrdatIonrdyufsotrrial Medicine 1090 Elfctan Road Newark,DE 19714 Date: To: Cc: Subject: Septem ber 23,1999 Barbara Dawson C-8 Surveillance From: Robin C.Leonard Epidemiology Prog I have iooked at the results o f the first sam ple of measurements from the C -8 surveillance project at Cham bers W orks, A s would be expected for base-line sam ples, there is very little analysis that can be done at this point It is possible, however, to note a few things about the distributions of the measurements.

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STATE OF MINNESOTA COUNTY OF HENNEPIN State of Minnesota, by its Attorney General, Lori Swanson, its Commissioner of Pollution Control, Paul Aasen, and its Commissioner of Natural Resources, Tom Landwehr, Plaintiff, vs. 3M Company, Defendant.

NEW FOCUS ON PEEK INTRODUCTION Polyether ether ketone, or PEEK, is a high-performance and highly popular engineered thermoplastic.

Fraunhofer ITEM Fi nal R ep ort 0 1 G 0 0 0 0 2 [Appendices A-D ] 28 Day Repeated Dermal Contact Study of 3M Test Articles in Sprague-Daw ley Rats P ag e 1 of 5 6 _____________________________________________________________________________________________________________ Appendix A: T es t S a m pl e R e-a na l y s is [p e r f o r m e d b y 3 M ] Fraunhofer ITEM Fi nal R ep ort 0 1 G 0 0 0 0 2 [Appendices A-D ] 28 Day Repeated Dermal Contact Study of 3M Test Articles in Sprague-Daw ley Rats P ag e 2 of 5 6 _____________________________________________________________________________________________________________ Appendix A1: 1st T e s t S a m p l e R e -a n a l y s i s In te rn a l C o rre s p o n d e n c e 3M TO : J o h n B u te n h o ff N ovem ber 14,2000 FRO M : Fred L.