The data submitted to the Food and Drug Adminis tration showed that the RVCM level must have been near 0.9 ppm leading to a predicted VCM level in the contents in the see 1-0003 October 1/ 1976 Page Three range of 0.05 ppm at the time the bottles were sampled.

However, they do use a number of other toxic materials including lead, teflon and low flash petroleum solvent.

S, IS VERY LIKELY TO LEAD TO INCREASED DIAGNOSIS OF THIS CONDITION IN THE GENERAL POPU LATION.

move to mop up monomer emissions Production improvements lead the drive by U.S. polyvinyl chloride producers to meet strict federal limits on suspected carcinogen vinyl chloride.

This phenomenon has been observed in some of the trials conducted at WRC and leads to the speculation that AIB acts as a growth stimulant during the initial growth stage of the chicken, but has a reverse effect later on.

MINUTES Or HI- ANNUAL MEETING GYPSUM ASSOCIATION SHERATON HOTEL CHICAGO, NO IS April 1973 The meeting was called to order at 9:00 a.m. by Mr.

Hifindings were reported publicly at die Tenth international Cancer Congress in Houston in 1970 and were published in a leading medical journal in 197}.

Lassiter expressed a guarded judgment that the mouse data reported by IBT would not lead OSHA to modify the emergency temporary standard, but that it might well cause OSHA to accelerate the rule-making process for the development of a permanent standard.

In addition, to these eight items past and present Th'A worker exposures to other known liver -toxins (if present) inducing, but. not limited to, mercury, 2,2 dichlorovinyl dimethyl phosphate, ozone, dioxane, beryllium, lead, direthylnitrosamine, arsenic, (amyl, methyl, ethyl, butyl, prool and vinyl) acetata, cccccr, trichloroethylene, carbontetrachloride, arsine and tetrahydrofuran shall be measured and/or constructed.

In this respect they ate superior to certain other chlorinated com pounds whose poor compatibility with poly esters could lead to separation alter mixing and thus to unsightly blooming and greasiness on the surface ofthe cured resin.

MSA Cartridge 459315 >6A Cartridge 459315 Wllleon R-25 TiOz, Lead Acetate ebsorbenci Weleb 7500*1 63 Walsh 7500*1 64 Welsh 7500-1 65 Welsh 7500*1 66 67 68 69 10 Various carbon fllears containing orfjttures of carbon and other adsorbants; #67 is the control containing # only carbon. 3 rfaLah canister/ 7800-1M . 71 Walsh cartridge 75001 (repast of #64) 15 15 30 30 30 30 30 30 30 30 30 15 15 30 30 30 30 30 30 30 30 10 10 100 100 100 100 100 50 100 100 100 20 10 10 20 100 100 100 100 10 1C T 5 - 162; T5 - 278 - 291 13.0 0.00 57.0 all 0.0 46.5 32.0 25*0 11.0 All 0.0 data in error; will be repeated T0 - 98/ T , - 120; Tj[ 148 T0 - 54, TL - 92 *0 " 35' T1 " 57: *5- 77 13.0 32.0 12.0 0.0 T. - 1010, T 1220, I" * 1335 T0 - 46, Tx 81 <o ( r> 0T5 U the tlse (in minutes) In which tha concentration of VCM downstream from tha cartridge becomes 5 ppm.

Cb) Bulk Hydrate Typo "H" a t Aren f l lead tine aaaded to in s ta ll egulpaeat for loadout.

aW e6 2.0 1 33 S (/) o CO ^ io N^ R&S 031143 INTRODUCTION Vinyl chloride causes hepatic fibrosis that may lead to portal hyper tension and angiosarcoma in liver.

The risks are almost a*ways confined to those who worked extensively with asbes'on some years ago before present safety regulations wer< introduced Asbestos only becomes dangerous when the dust Is breathed in excessive amounts generally over a iong penod It can damage the lungs and interfere with breadur.g. thus is a disease cailec asoesrcsis. which can lead to a greater risk of developing lung cancer particu larly when associated with heavy smoking Some people may develop a rare cancer called mesothelioma.

Our lead scientist for this effort is Dr.