~

CO:

: ;
A.

K~dlehoover

~. Ahlness - Spec. Chem. - 223-6S-04

D, D. Dworak - Che~, Fluoro Mrs. Che~ol~te Center ~. D. ~renson - M~ic~, Ind. ~iene Se~. - 2~0-2~0E

D. Fong

~ ~gineering

controls

to

reverse

this

trend.

RLA

To:
F~om:

-

P, F. ~E - SP~Z~TY CH~IC~ DIVZBZOR~CR~OL~E~ hl-i
D.E. ROACH, M.D. - MEDICAL SERVICES

August 31, 198~

months - ~_tendency for these levels in a number of ~eoDle to no

~a~llng ’~ro~ur~s, pro;er Use ’o~ prot~ti~e-~ulpmen~,
beln~ seen,

UnZO~Kt~y,

o~

s~plin~ h~ n~ ~w~

s~tlcient t~e ~ elapse slnc~ you inltiat~d a ~or pr~r~ %o
revlew ~rsonn~ ~li~ of fluor0ch~ic~s. T~refore~ o~ most

I ~ enclosing some copies of the slides that demonstrate the
above sltuatlo~. As soon as we receive the recent test samplin~,
we will ~ in

con%~¢~

wlth you.

Exhibit
1313

AS~achmen~ S

State of Minnesota v. 3M Co.,
Court File No. 27-CV-10-28862

3M MN03269963

1313.0001

 Cr~w A

4O

35

CONFIDENTIAL - SUBJECT TO A PROTECTIVE ORDER
ENTERED IN HENNEPIN COUNTY DISTRICT COURT, NO. 27
C\/-1 fl-gRRR9

1313.0002

3M MN03269964

 Crew B
35,

3O

5

1981

1982

(~03588

CONFIDENTIAL-SUBJECT TO A PROTECTIVE ORDER
ENTERED IN HENNEPIN COUNTY DISTRICT COURT, NO. 27
C\/-I~-gRRR9

1313.0003

3M MN03269965

  

G0

35

30

25

15

JD

 

   

~swwaou-w:

1976



a. 

rgi?

   

?riis

 

1313.0004

    
 

11/83

    
   

4- 1