PLAINTIFF'S EXHIBIT INTERNAL CORRESPONDENCE L UNION CARBIDE CORPORATION technical centfp P.C.

Int Arch Occup Environ Health {19H2) 49:557-361 International Arcnivat or and e.i Springer-Verlag 1982 Criteria for the Diagnosis of Asbestosis and Considerations in the Attribution of Lung Cancer and Mesothelioma to Asbestos Exposure Prepared by the Medical Advisory Panel* to the Asbestos International Association Section 1 -- Asbestosis Definition Asbestosis is a diffuse fibrosis of the parenchyma of the lung caused by exposure to respirable airborne asbestos fibres.

PLAINTIFF'S EXHIBIT (9 UNION ENVIRONMENTAL PROTECTION - SOUTH CHARLESTON PLANT * CARBIOE * TO: J.

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JitT - Wci+edto rorti'y * tifk Wy Jrl^M CAJ \J (YY <y/r if vsty' HQUMETS YAL^INKAYA - LOG SIS ***RESTR1CTED FOR INTERNAL USE ONLY*** INDUSTRIAL HYGIENE DEPARTMENT - PLANT 515 ASBESTOS EXPOSURE DATA - GENERAL HELPERS (GASKET CUTTERS) TOTAL FILE PROCESS: BLDG NO: SALVAGE OPERATIONS 201 CONTAMINANT: ASBESTOS 08/10/07 PACE 1 RECEIVED ^ 19 1987 aAFHI*'HEAL7n IFl EGPT JOB TITLE SAMP TOTL TIME AIR CGNC CEIL VALUE ' 8-HOUR T.U.A.

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:..:._ .. "-., f I-~~- ~ -~ :...~:-- - ~~ - .. ..~ ~- ......-~-- ~' MINUTES OF MEETING of the BOARD OF DIRECTORS Monday, June 15, 1987 at Camelback Inn, Scottsdale, Arizona DIRECTORS PRESENT Robert E.

DPAIHMENT OF HEALTH.

237-2180 #011488

Barnard and Gannon BARNARD AND GANNON BY: TIMOTHY B.

PLAINTU'*'S LAHLUll MAIN OfFlCE AND MILL*.

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VALERO REFINING COMPANY INTEROFFICE MEMORANDUM DATE: September 11. 1989 TO: N.