AP000126I8 -2Agencs in che environment may produce alterations in the genome, mutations, and by chat mechanism lead to abnormalities o development in che offspring.

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For example, wind turbine erectors and mechanics are faced with significant safety challenges such as falls from heights, which continues to be the leading cause of fatalities in the construction sector as a whole (U.S.

This program is similar to the already successful lead-based paint program wherein our Association specifications are the standard for the industry.

JUL 2 5 1977 THE DOW CHEMICAL COMPANY BENNETT BUILDING 2030 DOW CENTER MIDLAND, MICHIGAN 48640 July 21, 1977 Mr.

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ly^-- ~ - ---------- Chemical Safety Data Sheet SD-18 PROPERTIES AND ESSENTIAL INFORMATION FOR SAFE HANDLING AND USE OF ETHYLENE DICHLORIDE Chemical* in ony form can be safely stored, handled or used if the physical, chemical and hazardous properties are fully under stood and the necessary precautions, including the use of proper safeguards and personal protective equipment, ore observed.

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AGENDA JOINT MEETING OF MCA EXECUTIVE AND FINANCE COMMITTEES Tuesday, March 13, 1979 -- 9:00 - 11:45 a. m.

Breast, 88.000 33.000 4-4% 64% 84% female Leading cause or cancer deaths in women.

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UNION INTERNAL CORRESPONDENCE CARBIDE CHEMICALS AND PLASTICS SO.

Chemical Safety Data Sheet SD-56 FILE C DO h O Properties and Essential information-__________ for Handling and use of VINYL CHLORIDE V- Precautionary information, such as is presented in this Safety Data sheet, should be provided to all persons who will use, handle, or otherwise be ex posed to vinyl chloride.

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Preliminary results of the analysis of samples collected at point sources and near point sources are also included. ill UCC 003880 F-C3415 CONTENTS Section Title Page ABSTRACT. ............................................................................................................iii 1 INTRODUCTION..................................................................................... ......... . 1-1 2 EXPERIMENTAL PROCEDURE ............................................................................ 2-1 2.1 Statement of the Problem............................................... . 2-1 2.2 Summary of Research Leading to Specimen Preparation Technique ................................................................... 2-1 2.3 Description of Methodology for theAnalysis of Asbestos in Air. . . . . . . .. . 2-3 2.3.1 Sampling.........................................................................................2-3 2.3.2 Specimen Preparation for Scanning Electron Microscopy and Microprobe Analysis . . . 2-4 2.3.3 Specimen Preparation for TEM. . .. . 2-7 2.3.4 Measurement Techniques .................................................2-7 2.3.5 Analysis of MicroscopicData............................................2-9 3 EXPERIMENTAL RESULTS.................................................................................... .3-1 3.1 SEM Observations.............................................. . 3.2 Microprobe Analysis. . ... . 3.3 Image Analysis . . ... .. 3.4 Analysis of Actual Air Samples . . . 3.5 TEM Observations . . .... .. . 3-1 .* . 3-4 .. . 3-7 ... 3-14 .. . 3-17 4 DISCUSSION............................................................................................................4-1 4.1 Feasibility Study - ManualMethod ....................................... 4-1 4.2 Feasibility Study - Automated Method . . . ' . 4-2 5 FUTURE WORK............................................................................................................5-1 5.1 Pre-concentration of Asbestos In Samples of Ambient Air............................................................................................................ 5-1 v Preceding page blank UCC 003881 F-C3415 CONTENTS (Cont'd) Section Titles Page 5.2 Field Survey............................................................................ 5-2 6 ACKNOWLEDGEMENTS............................................................................ .6-1 7 REFERENCES..................................................................................... . 7-1 vi UCC 003882 F-C 3415 FIGURES Number Title Page 1 Schematic Diagram of the Steps Involved In Specimen .