Description of Process MASC toluene is a chemical compound which serves as a catalyst in the production of tetra-methyl lead (TML).

1 siteroffice Commumcation To ; GWP, JES, RWS, KWC, DEL F,om : G.

or fibrous depending upon the thrust here should be to vidual particle and that D than the 1 currently attempt to establish a higherof the essence I suggested accepted Becausteheti1 me0warsatio of ASTM Designation D2946-71T that we propose specifically ex- not try to redefine asbestos to lead to a 3 that we since assuredly this could only clude tremolite and scientific debate long technical to the FDA or to the Bureau of Mines 4 that any presentation at Vanderbilt's behest Symposium which hadobneetnhearmreadnigceadl evidence regarding the and other should conceinntrbaitoelogical effect of tremolite a difference amphibole fibers and .

OSSSSSBOB^ ****** NATURE VOL 231 JUNE 18 1971 < Soktl, R..

The alle gations, however, "grossly distort the facts and leave a false and mis leading impression concerning Rohm and Haas' actions and atti tudes," says Vincent L.

Occasional Survey GENETIC RISKS OF VINYL CHLORIDE Peter F.

FDA has issued documents on lead and aflatoxin which may aid in other approaches to the agency. f.

A' Determination of Vinyl Chloride Monomer at the Sub-ppm Level Using a Personal Monitor S.

He could not commont on tho statistical significance of thoso results, or speculate as to mechanisms leading to this lowered fertility.

PAGE4 OFS 0003 8 Attachments 8.1 Attachment A: Chain-of-Custody 8.2 Attachment B: Results. 8.3 Attachment C: Matrix Spike Recoveries (Field and Laboratory Spikes) 8.4 Attachment D: LC/MS/MSRaw Analytical Data 9 Signatures Other Lab Members Contributing to Data Enaksha Wickremesinhe Karen Smith PAGES OFS C0035S I I 1 I B B B B B I B B B B B B B B Report Results to: VOCs None Other Total Number of Containers 3IV3 Knvil .mental Laboratory Form 30/7 - PWO Shipping Adilrti: 29SJMii>PBOalduugl$.lM2ANJvEe5n05u19e0 ATSFAaeltmlXeer:ppn(hla6eot5eRn1:ee)(:c76e75i8v1-)i6n71g77:66-(667515)3778-4946 Chain of Custody /Reque. j r Laboratory Analytical 1/121 Project ID/Project N am e ( ^ j - g T I f f u H Y j - k r T a a * / t t / i c l Tem plate # ( ^inai Report Due D a tif bK Project Lead r l s jA /J /o < V n Internal Due Date Dept. # (main) | Ciass/Job/Project # Q ) | y^ d )| 3MFoEr nInvteii.dliUPseroOjenclyt # Contact Name Company Mailing Address - 2 -O i VO6 t V , / Date Available Date Due City, State.

Rubber Manufacturers Association -- National Safety Council The Soap & Detergent Association International Lead Zinc Research Organization, Inc.

Some weak points for transformer leaks could be gaskets in leads; others could be the oil level view ing glasses that are said to break on oc casion.

Thus, female exposure to VC may lead to chromosomal damage which, in turn, may adversely affect the fetuses of such females who subsequently become pregnant.

TECHNOLOGY Industry's latest cancer scare The deaths of five workers in ten years seem linked to working on the plastic Federal officials met last week with plastics industry executives in Cleve land and Washington to try to deter mine whether the industry has un knowingly been exposing some of its 6,500 blue-collar workers to fumes that can lead to a rare form of liver cancer known as angiosarcoma.

An overall look at the data presented in this report leads me to two major observations.