May 15, 1984 MSHA Visit - May 3, 1984 Background Cyprus Industrial Minerals Company, South Plainfield Mill personnel were monitored on May 17, 1983, by the Mine Safety and Health Administration (MSHA).

THE M ENNEN CO M PANY INTRA-COMPANY MEMO -- T .

I P R O D U C T DATAh 618 TALC BC* Typical Chemical Analys is: Silica Calcium Oxide A1umi num Oxide Magnes iurn Ox ide Ferric Oxide Moisture Loss on Ignition Water Solubles Acid Solubles Water Soluble Iron pH Si02 CaO Al 23 MgO F g 23 Percent not more than not more than not more than not more than 56-60 0 .4- 1.2 5- 7.5 29-32 0 . 2- 0.6 0.6 10 0.1 6 None 8 .8-9.8 Typical Physical Properties: D r y Brightness Specific Gravity Tapped Density, lbs.

Cyprus Industrial Minerals Company 555 South Flower Street Los Angeics, California 71 Telep4ione 213) 4S9-3Ti 'rwx 9O 321-5753 February 12, 1980 - Talc and the OSEA asbestos Standard 29CFR 1910J001 Cyprus Industrial Minerals Company's Montana talc based products are free of asbestos as defined by the OSHA Safety and Health Standards (CER 1910.1001 (a)).

7881 Calculation of Number asbestos fibers per oz U0654 # fibers counted 1 EFA mm2 1256 #GO 10 GO Area mm2 0.013 Vol Filt ml 1 Dry Wt grams 0.0959 Dry Wt oz* 0.0033828 U0655 4 1256 10 0.013 1 0.081 0.002857 Asb. fibers/oz Asb. fibers/oz 2.86E+08 286 Million 1.35E+09 1.4 Billion U1986 3 1256 10 0.013 0.1 0.20567 0.007255 4.00E+09 4.0 Billion * 28.34952 grams per oz EQUATION: Number fibers per oz of talc = (# fibers-cted*EFA*100ml)/(#GO*GO Area*Vol filted*Dry wt) EFA= Effective Area of the filter GO = Grid Opening 95% Conf Values based on ASTM Standard Method D6281-98 All 3 samples pass Chi-Squared test of section A6.2 of D6281 Upper and Lower 95% Confidence Values determined from Table A6.1 of D6281 Asb. fibers/oz F/oz Upper Value F/oz Lower Value U0654 286 Million 1.6 Billion 7 Million U0655 1.4 Billion 3.5 Billion 369 Million U1986 4.0 Billion 12 Billion 820 Million.

D EC 1982 Raymond J .

ved are roup of hop on 75, 30, which ham-- on the id any ing.

CAM-294 Talc and Pyrophyllite By Robert L.

v. 51 VERMONT DUE DILIGENCE: Product Quality and Quality Control CPLAEAXMINHT-IB2IFIT7F2S Sampled and Inspected by: R.

Cyprus Industrial Minerals Company 556 South Flower Stret Los Angeles, California 90071 Telephone 213) 48S37m June 9, 1980 TWX 910) 321-5753 CAM-328 Supra Talss and the OSEA Asbestos Standard 29 CFR 1910.1001 Cyprus Industrial products are free Minerals Company's Italian of asbestos as defined by talc based the OSHA Safety and Health Standards (CFR 1910.1001 [a]).

STATIONERS 7t*4II 7*>4S2f February 3, 1987 i rrT(Sv'Jbi< iKt~eCurX}3Vr / - / / '7 ~ & PLAINTIFFS EXHIBIT CAM-258 i NO ITEM TO INSERT Dear NO ITEM TO INSERT *

/ ^j' Philippe Ooulllet 1 Holyoke Lane Stony Brook, NY 11790 i * R 3 0 ' .......

ELSEVIER Epidemiologic Evidence for Uterine Growth Factors in the Pathogenesis of Ovarian Cancer DANIEL W.

ELSEVIER Epidemiologic Evidence for Uterine Growth Factors in the Pathogenesis of Ovarian Cancer DANIEL W.

~~ Tale Subcommittee Fice ~ - @ A.