Electronically Served 9/22/2017 10:33 PM Hennepin County, MN 27-CV-10-28862 Filed in Fourth Judicial District Court 11/17/2017 7:31 PM Hennepin County, MN STATE OF MINNESOTA DISTRICT COURT FOR THE COUNTY OF HENNEPIN FOURTH JUDICIAL DISTRICT CIVIL ACTION NO. 27-CV-10-28862 STATE OF MINNESOTA, et al. v. 3M COMPANY EXPERT REPORT OF PHILIPPE GRANDJEAN, MD, DMSc _________________________ PREPARED ON BEHALF OF PLAINTIFF STATE OF MINNESOTA 22 September, 2017 CONFIDENTIAL - SUBJECT TO A PROTECTIVE ORDER ENTERED IN HENNEPIN COUNTY DISTRICT COURT, NO. 27-CV-10-28862 27-CV-10-28862 Filed in Fourth Judicial District Court 11/17/2017 7:31 PM Hennepin County, MN TABLE OF CONTENTS I.

Recommendat ion Regarding Fluorochemical Exposure to Females of Childbearing Potential Based on toxicology studies of selected fluorochemi^dls including teratology studies, the following recomp^ndatio*.- are made regarding work restrictions for femal g a ^ ^ c h ildbearxng potential.

It/ZifasS' CD .

3MA00005401 1365.0001 f E x h ib it 1365 State of Minnesota v. 3M Co., Court File No. 27-CV-10-28862 1365.0002 3MA00005402 A Chemical History of 3M 1933 - 1990 Neil MacKay Published by The 3M Chemical, Film & Allied Products Group The Bureau of Engraving, Inc.

M T D National Toxicology Program U.S.

C hem olite Hazardous W aste M anifest Form 21172 C Name fA US DOT D ESC R IPTIO N ' Proper Shipping Name, Hazard Class, UN/NA No.

Electronically Served 9/22/2017 10:33 PM Hennepin County, MN 27-CV-10-28862 Filed in Fourth Judicial District Court 11/17/2017 7:31 PM Hennepin County, MN STATE OF MINNESOTA DISTRICT COURT FOR THE COUNTY OF HENNEPIN FOURTH JUDICIAL DISTRICT CIVIL ACTION NO. 27-CV-10-28862 STATE OF MINNESOTA, et al. v. 3M COMPANY EXPERT REPORT OF PHILIPPE GRANDJEAN, MD, DMSc PREPARED ON BEHALF OF PLAINTIFF STATE OF MINNESOTA 22 September, 2017 CONFIDENTIAL - SUBJECT TO A PROTECTIVE ORDER ENTERED IN HENNEPIN COUNTY DISTRICT COURT, NO. 27-CV-10-28862 27-CV-10-28862 Filed in Fourth Judicial District Court 11/17/2017 7:31 PM Hennepin County, MN a disease, such as prostate cancer, occurs at a different (lower) rate in the background population o f M innesota, as com pared to the country as a whole.

PFOA M/S & E -^ b 1 1 7 8 .0 0 0 1 Exhibit 1178 State of Minnesota v. 3M Co., Court File No. 27-CV-10-28862 3M MN01692291 ty Ju n e 20, I97K BLOOD LEVELS O F R F / F IN SELECTED EM PLO Y EES: Beginning in 1976 we began to sam p le se lec ted JM em p lo y ees to determ ine the am ount of organic fluorine (R -F ) and inorganic fluoride (FI in th eir blood.

32 3 2507514 09:14 PCF EBU - LE DUC.U.AKEN,WOUTERS + 87331773 Theo Le D ue B usiness M anager P erform ance C hem icals Sc F luids 351 B e lg iu m N.V.

27-CV-10-28862 ^jPTHICAL FORMULA: V 7 2 STRUCTURAL FORMULA C_F_GOOH TEST* ' , toxicity ORGANISMt mica TIvATlON i NAMEt Perfluorobutyric Acid GSaCRIPTlON 0?

27-CV-10-28862 Filed in Fourth Judicial District Court 2/14/2018 6:14 PM Hennepin County, MN STATE OF MINNESOTA DISTRICT COURT COUNTY OF HENNEPIN FOURTH JUDICIAL DISTRICT State of Minnesota, by its Attorney General, Lori Swanson, its Commissioner of Pollution Control, John Linc Stine, and its Commissioner of Natural Resources, Tom Landwehr, Case Type: Other Civil Judge Kevin S.

August 9, I960 FOR GEOLOGY DEPARTMENT USE ONLY FIELD LETTER OF ALLAN E.

27-CV-10-28862 Filed in Fourth Judicial District Court 2/20/2018 3:34 PM Hennepin County, MN STATE OF MINNESOTA COUNTY OF HENNEPIN State of Minnesota, by its Attorney General, Lori Swanson, its Commissioner of Pollution Control, John Line Stine, and its Commissioner of Natural Resources, Tom Landwehr, Plaintiff, vs. 3M Company, Defendant.

Electronically Served 9/22/2017 10:33 PM Hennepin County, MN 27-CV-10-28862 Filed in Fourth Judicial District Court 11/17/2017 7:31 PM Hennepin County, MN STATE OF MINNESOTA DISTRICT COURT FOR THE COUNTY OF HENNEPIN FOURTH JUDICIAL DISTRICT CIVIL ACTION NO. 27-CV-10-28862 STATE OF MINNESOTA, e t al. v. 3M COMPANY EXPERT REPORT OF PHILIPPE GRANDJEAN, MD, DMSc PREPARED ON BEHALF OF PLAINTIFF STATE OF MINNESOTA 22 September, 2017 CONFIDENTIAL - SUBJECT TO A PROTECTIVE ORDER ENTERED IN HENNEPIN COUNTY DISTRICT COURT, NO. 27-CV-10-28862 27-CV-10-28862 Filed in Fourth Judicial District Court 11/17/2017 7:31 PM Hennepin County, MN TABLE OF CONTENTS I.

Electronically Served 9/22/2017 10:30 PM Hennepin County, MN 27-CV-10-28862 Filed in Fourth Judicial District Court 11/17/2017 7:13 PM Hennepin County, MN Expert Report of Jamie C.