October 3, 1933* Mr.

A GEORGE F WOMRATH Business Superintendent H E BOARD OF EDUCATION M I N N EC A PO LI S, MINNESOTA May 13, 1930 Subject: Paint for Schoolhouse Interior Walls Bureau of Standards Washington, D.

EXECUTIVE CO;.l.iITT National Print, Varnish & I'-.c.ycer Ass:1., As.v.'

nastungton, u.

HASKINS a SELLS :iB* * cc ..a. : tccots'is'i ^ es s - 3 n - b *. ; cs nt * - f -s ; o* a. c f s' * . a. . 5 C * S r 4S - S-atr N EW YORK January IS, 19-2, Leal Industries Association, ^2' Lexington Avenue, New fork. .year Sirs: ..e hr.vt: -united your aucojnts for : 1931, and sub-.:'. the following exhibits: y*.

TITLE: ANALYSES O f TEXAS C l fY S O IL SAMI 1.1 s I HR PO I.VCIII OH JNATI |J` 1)1 H liN lO P IIIO X I NS ( I ' CHHs) A M I POl.Yl IILOH I N M I I I III T ill NYI.S 11036 COPY | Monsanto MONSANTO RlSiARCH CORPORATION / DAYTON LABORATORY / DAYTON.

THURSDAY ICORNINjG SESSION October 19,1939 Joint Session Child Education Section and Home Safety Committee f.

INTERNATIONAL SMELTING AND REFINING COMPANY F. p- CASE MANAGER OF1 MIOWCST OlSTRICT An from i dA 20 N.WACKCR OR'VC CHICAGO.

alamo express CONSIGNEE &Efl Ir ?

57 Asbestosis -- A Diagnostic Enigma A Personal View H.

usjf -2- J (A) Whether the fibrosis resulting from exposure to asbestos dust is occasioned by the silicon con tent of the asbestos or by its fibrous structure. (5) Whether the presence of "asbestos bodies* has any diagnostic significance.

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OkifyJ^ A S fiinciu ASPECTE TECHNICAL AND ECONOMIC ASPECTS CONCERNING THE MANUFACCURE OF VINYL CHLORIDE A S Bancxu Revista de Ch^raxe (Bucahrest) 16 #11-12 573-578 (19653 TEHNICO-ECONOMICE In fabricarea clorurii de vinil Clorura de v nil CH = CH -- Cl d emt in ultim am n I d nt p odus le de maton j le nd st e ch m ce P d | a sa pc pi nmond I este de pro pc 3 ml t/ n p este in cont nua create e E pi cal a ste s mpl P n p 1 tb (a a lor de n 1 (apro mail 9/10) e t la fb car os t i m ter i pi st ce -- pol clo ura de n 1 ca r pr nta infieca e lar capo dere loculi t s ud (19/ SUA20/mR F G m a 34 / F an(a 44 / J pon tc) Clo d 1 se m ntr bu nfcazA 5 1f b ca ea d op 1 mepec 1 mp n c a t t 1 d n 1 Ea n ste aut 1 zata num n ac st dom c ervejt 5 la ob( e ea uno p od e ca t cl etan clo ura de nldn$lafbca uor 5 perclorv 1 ce ca e se folo sc pec I d tr a 1 1 p vops lelor Cre$terea r pida a pod d 1 de pol cloru a de vin 1 ale ca ei ut I za t nd nca s t t mer u cant t5( ma ma de clo de 1 Astf 1 in It mi am pe 1 g vech le p oc dee de f br care a dorurn de mil care 5 ele au fost imbun tatite s a realizat ; procedee noi cu j to ul c o a p el 1 de st al c stui mportant moDom cazut 5 e 1 nca sea dere In cele ce meaza se f ce o p ezentare teh o econom ca a p ocedeelo actuate de fab ca e a cloru de ml $ a celora cart s nt n pi n dezvolt re d t 1 p tru 1 to 1 aprop t P ocedeele d fab care cloru 11 d ml anal zate s nt I Di acetilena 51 ac d clorbidr c II D n t lenJ $ clor III P ocede 1 mixt (s u comb n t) d n et 1 na 5 clo II P ocedee de o 1 51 clor a e d n tilen (sa cet1 nd benzina) IP de 1 d et 1 a 5 ac d clo h d F b ica ea cloru 11 de vin 1 dm acet I na 5 ac d clorh dr c ntr o s ng faza se fce destul de s mplu (f g J a) } nuezulta n un p od s sec nd $a ms ed dn ca (a CH = CH + HC1 --* CH = CHC1 R nd ment 1 ste bun de peste 90/ r p tu a du t1 te mpl cat Est nec a un c s de 10/ acd clo h d c f ta de ca 11 tea teo et ca C n m rile spec fi e s nt p e ntate -- dp dfrtesus -- n t bel 1 } se po te u$or onstata ca ele aza pentm o to a de Joru a de n 1 nt 426 5 460 kg a tin $ 600 -- 707 kg d lo h d ceea ce r n 1 un rand ment d 91 -- 98/ pentru acetilena $1 80 -- 94/ pentru acid clorh dric T txl 1 CONSUMURILE SPEC]F1CE LA FABRICAREA UNEI TONE DE CLORURk DE VINIL kg T - 2 3 4 56 A 1& A d 1 hd 16 440 430 450 60 426 450 584 600 690 670 700 707 620 IF 21 3I 4 3 6 W Z K y | Cl k R L t d IChmcal dWSh I CVjVx TId 1 Com- pl A tys d R 1 D I pmc t N Y 1939 kI JThlg teg dbziEdhci 1960 Ch m 1 dus 1 m Ml p 1966 Chink It 1961 Ch m I Week 22 g 1964 Cttl &or 11 tareten Ci I nt Clor Acel / no Ci ru i tf wtnU C/ont tf / / ) -pcedld hIIi t) c) Fig 1 d I hd 4-p Procedeelede fabr care cloru de in 1 edld leni * I ( repere lenfl 1 6f 1 dl Irhdn) -p occd I Hookrw Chemical Corporation mbin 1 (m ) d 573 APR 17 W OCC 014194 I !

p T tfto) Ltat IS + NUMBER OF YEARS EXPOSED TO RISK BY DATE AND AGE DATES 1930-1934 15-24 0. 0 25-34 0.0 35-44 0.0 45-5 0.0 o o 55-64 65-74 75-84 85+ 0.0 0.0 0.0 1935-1939 0.0 0.0 0.0 0.0 0. 0 0. 0 0.0 0.0 1940-1944 1945-1949 0.0 0.0 0.0 0.0 0.0 0. 0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 C.O 0.0 1950-1954 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 1955-1959 : 1960-1964 0.0 0.0 0.0 0.9 2.0 . 31.2 2.2 24.5 2.3 19. 1 0.0 10.7 0.0 1.4 0.0 C.O 1965-1969 1970-1974 \ TOTAL k % ^OX CODE 0.0 0. 0 3 .0 185.5 T42UP 5.8 176. 0 241.1 0.0 10.8 393. 6 409.9 DOW EXP U.S.

OATES 1930-1934 1935-1939 1940-1944 1945-1949 ^ 'Vj/V f 5^ NUMBER OF YEARS EXPOSED TO RISK BY DATE AND AGE -j GO 15-24 25-34 35-44 45-54 55-64 65-74 85+ 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0. 0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0. 0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0-0 0.0 0.0 0.0 0.0 1950-1954 0.0 0.0 0. 0 0.0 0.0 0.0 0.0 0.0 1955-1959 0.0 0.0 3.5 0.0 0. 0 2. 2 0.0 0.0 1960-1964 0.0 1.0 6.2 1965-1969 0.0 0.0 9. 5 1970-1974 0.0 1-1 17.4 TOTAL 9 DX CODE 0. 0 DOW EXP 2.1 36.7 U.S .