Vista Chemical Company 900 Threadneedle Houston, Texas 77079 (713) 588-3000 P.O.

DEPARTMENT OF HEALTH & HUMAN SERVICES Public Health Service Centers for Oisease Control National Institute for Occupational Safety & Health Robert A.

TO: Distribution Interoffice Communication FROM: DATE: SUBJ: T.

jo: Plant Managers JGfir JSC: FGJ: XF: Interoffice Communication From tho Responsible Care Steering Team From: Data: Subject: T.

Vista Chemical Company 900 Threodneedle Houston, Texas 77079-2990 (713) 588-3000 P.O.

Vista Chemical Company 900 Threodneedle Houston, Texas 77079-2990 (713) 588-3000 P.O.

TO: Interoffice Communication FROM: DATE: SUBJ: Distribution TCGfc JCL EKT: MJH: AJO: RF T.

Interoffice Communication TO: FROM: DATE: SUBJ: Distribucion TGG: JCL' ERT: MJH: AJO: RF XF:_______, z- T.

Silicosis N= 245.845 Other pneumoconioses N= 69.677 13.3% Other pneumoconioses Asbestos Cement pneumoconiosis Coal workers' pneumoconiosis N= 209.239 39.8% Figure I.

30 CFR Part 46 Starter Kit MSHA Training Materials List U.S.

SAFETY IN MINES RESEARCH ADVISORY COMMITTEE SIMRAC Draft Final Project Report Title: DUST SAMPLING FOR ENGINEERING CONTROL Author/s: A D Unsted Research Agency: CSIR : Division of Mining Technology Project No.: GEN 417 Date: July 1997 EXECUTIVE SUMMARY It may be considered to be good occupational hygiene practice to be able to monitor a condition and then be able to act upon the information immediately.

j s Annual Report for the year ended 31 March 1991 PLAINTIFFS EXHIBIT WV-004287 f i5 l Mr $ >V 1 tir " T niinfr iTTiiii *T < i.Q j\~ iiV yp^ys*.*^ CSR Limited -^,rt=r<z>.

The America Ceramic Society PLAINTIFFS b EXHIBIT icrnfavoo February 15,1993 I hereby certify that the attached copies of Ceramic Abstracts, Volume , 1951, are true and accurate copies, which are maintained in the normal course of business at the American Ceramic Society, 735 Ceramic Place, Westerville, Ohio 43081.

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