<i mi TECHNICAL INFORMATION PLAINTIFF'S EXHIBIT A .I.A .

I // V HWBB-0020114 f3 fki Industrial Hygiene Digest INDUSTRIAL HEALTH NEWS LITERATURE ABSTRACTS MEDICAL ENGINEERING CHEMICAL TOXICOLOGICAL LEGAL APRIL, 1967 {Vol. 31, No. 4) C=3 INDUSTRIAL HYGIENE FOUNDATION MELLON INSTITUTE 4400 FIFTH AVENUE PITTSBURGH, PA. 15213 03122474 HWBB-0020115 io^ E51 U---------0 c=a 03122475 Industrial Hygiene Foundation assumes no responsibility for statements in articles abstracted in this Digest or for material from other organizations which may be sent to members from time to time.

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tun or CAiifoixu .huxth ahd wwii sowar DEPARTMENT OF PUBUC HEALTH : ;- Bureau (f Occupational Health' 1449 Teaple St., Suita 106 '^pslas, CtlKocnll 90026 - ... < NOV 22 136$ . _ Hmsbtr 22, 1968 , if t Califenit Xoarlitj Ccopany 758 Colorado Boulevard Los Angeles, Califorala 90041 Deer Slrai 'Enclosed la a copy of tho report of our industrial hygiene atudy of axpoauraa to asbestos duae at tha Bavarly Hi11a High School eonatruetloo '* site* This atudy vaa made at tha. request of tha California Division of Znduatrlal Safety* Tha operation studied involved i:he application of a cenantitlou' firs retardant material, Monococa' ', to structural "1" beans by naans of. a pnaunatlc plaster gun assembly. .

UNION CARBIDE INTERNAL CORRESPONDENCE UNION CARBIDE CORPORATION ??

INTERNAL CORRESPONDENCE UNION CARBIDE CORPORATION 270 PARK AVENUE, NEW YORK, NEW YORK 10017 rofNom.j om,iob location Mr.

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) SAFETY AND LOSS PREVENTION MANUAL FO* CONTRACTORS FOR USE ON ALL CONTRACTED WORK IN THE TEXAS DIVISION ) DOW ambulance" FIRE ACCIDENTS EMERGENCIES DIAL 666 THE DOW CHEMICAL COMPANY Corporate Engineering & Construetion.Serviees *February, 1967 J 3ZZ3P3lL Ndid mi Adlibs sudiinn 62: TT 0002-0T-AUN SAFETY AND LOSS PREVENTION MANUAL FOR CONTRACTORS FOR USE ON ALL CONTRACTED WORK IN THE TEXAS DIVISION ) t / - Mr is the abjective of Corporate Engineering and Construction Services to Establish and maintain an active, successful accident preventi.on program that will ultimately result .in top safety performance by contractors doing 7`" work for the Dow Chemical Company' Z/Q`d 3ZZ3V3lL THE DOW CHEMICAL COMPANY Corporate Engineering & Construction Services * February, |W7 (Supersedes Safety Manual for Contractors dated July, 1965) Ndid ntn A3iite subinnin 02:TT 000S-0T-AUN INDEX SAFETY RULE PAGE Introduction 1 1.

UNION CARBIDE AND ENVIRONMENTAL AFFAIRS James S.

BASIC OXYGEN SHOP SPECIFICATION No. 7128(3-20) MISCELLANEOUS STRUCTURES PLAINTIFFS r EXHIBIT ARO-233 FOR MIDDLETOW WORKS EXPANSION PROGRAM ARMCO STEEL CORPORATION MIDDLETOWN, OHIO PROJECT No. 7128 APPROVED FOR CONSTRUCTION f /L DATE KAISER ENGINEERS, INC.

V2 TESTS WITH A PLANT FOR STERILISING, DEMINERALISING AND DEPYROGENISING WATER By M.

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/- INTRA-COMPANY CORRESPONDSNC5 d ad _3 i i--j R, L.

JGHNS-MANYILLE RESEARCH AND ENGINEERING CENTER MASTER rILE COPY Report No. 432-25 7-SI Date November 6, 1962 Title: DELAKINATION FREE THERMOBESTOS BY PAN CASTING Progress Report No. 2 - Dustiness During Fabrication Requested by: Sales Product Request 3090 n SUMMARY Preliminary dust concentration tests indicated that the superiority of Kaylo over standard Thermobestos and experimental pan cast Thermobestos reported by Union Carbide is questionable.

tin.** TO: Kr* Amory Houghton, Cfr. ccs Mr.