oi ter RMC0S0028000OI68 TABLE I PARTICULATE CONCENTRATION IN WORKROOM uczoce: ;iLO PLANT Sample No, 1 2 3 4 Description 8 cubic meters in cooling drum area Asphalt Department; 5.4 cubic meters in front of saturating tank - Asphalt Department 6.55 cubic meters at slate bin Asphalt Department; 7.8 cubic meters of wood chipper (All samples taken at breathing level' ^ Mg/m. 10.05 3.22 13-02 3-73 RMCOS00280000169 TA.3LE II NOISE LEVEL MEASUREMENTS AT TILO PLANT October 19, 1971 <uU Location dBC* Felt Mill Winder 9S Asphalt Department - coater man's area S2 Defibrator room (wood chipper running) 110 Outside - near truck being unloaded So Aluminum Department Packing area (running emboss) 92 Lead man's desk (running smooth) 89.5 Packing area (running smooth) 36 Felt Mill - vacuum 'pump, second floor - plug-forming screw 113-5 Aspnaiu cutter 9 f' 3oiler room - desk 102.5 95** Maximum ?

Repair and extend the lead-sheet covered area on this bench to accommodate the maximum number of batteries that might be on ''charge" at any one time. 4.

We mainly listened and asked leading questions.

We 4o not yet know whether Bayer, Prodelec and other competitors will follow our lead and if so, when, and some of your costomers may choose to go to them for continuing supplies.

After a series of critical analyses, seven proposals have been funded at relatively low levels of funding to stimulate small pilot studies in the approved areas of research. 1 We hope these will lead to larger studies with funding from other sources within the next year. v These projects include the study of the value of electron spin resonance variations in detecting angiosarcoma and other changes in tissues exposed to vinyl chloride; the possible interaction between vinyl chloride and viral RNA or reverse transcriptase; electron microscopic studies of diseased liver tissue available to the University research group; measurements of sinus blood flow and Kuppfer cell function as a possible guide to early liver damage and malignant transformation; liver-specific studies looking for these as indicators of chronic vinyl chloride exposure; and the use of mutagenicity experiments to indicate carcinogenicity of vinyl chloride and its related compounds or their metabolites.

.` IJulU leading Tower Dryer Room hugging Seat Maintenance Shop .

Laramy C' Research Group Leaded, Analytical Research Station DTH 00001225:;

Rose, has had lead responsibility in developing this recommended standard.

Carbide raised the sure 10 to 30 years in the past. 4), price hikes are being announced tab on its polyvinyl chloride resin All four BFG deaths, as well as with resin makers leading the way. suspensions by 5 cents bringing the ?

Occupational Disease "Epidemic" Topic of OSHA Media Seminar Top OSHA and NIOSH officials, leading environmental health scientists and academics, and labor and industry representatives met in Chicago Sep tember 13 and 14 to exchange information on diseases resulting from work place chemicals.

Compliance Schedule No. 5 The four tanks that receive the acetone wash solvent from the auto claves and other equipment in the process have a comnon vent header which leads to a brine-cooled vent condenser.

, and enclose Assistant Secretary Reed's I have attached a representative sample of ' tetter: th* Information leading me to this recom- U.S.

leads to nausea, vomiting, loss ox w-eignc, eue^a ano auooainai pal IWIKiHC* & ** er*0(ICib*lt " 1 "" " 1 Remove from exposure.

The studies could lead to herbicide seizures if they contain over 1 ppm. of the contaminant, which has caused birth deformities in mice at higher concentration levels.

Washington, D.C. 20036 (Telephone: AC 202/872-1080) They will be happy to update you on the current status of the study and give you more information about the organization and its program to keep medical information on individuals -confidential. 3360002 -2- lha following information will be helpful to them: 1) Identification of your manufacturing plants using PVC, by general processing method, plus the approximate number of workers now so engaged and the year such operation started, together with a list of employees formerly so engaged for at least ten years, who are known to have died. 2) Identification of your life insurance carrier (Group Plan) and letter to them requesting release of death certificate information of these past employees, including retirees, to ORC for the purpose of this study. 3) Since most life insurance carriers destroy their death certificate files after five to six years, ORC asks that each company search their own files for copies of death certificates or other leads that could assist in determining the cause of death - e.g. hospital of confinement, family doctor, etc.