Document zoQY8oO0ELZxo3eQyg9qOybQz
FILE NAME: General Motors (GM) DATE: 1939 DOC#: GM065 DOCUMENT DESCRIPTION: Internal Inspection Report
I2ixr.il lita'iitct.iria,.; Elvision
v ie s , Ohio
October II tea :isvc.bcr l, i.'ii
* . S7 1 i . a. Ctx
& 7*a te s ta p e rtu is la ; *m 'Uibuitos lu s t, .`ir e le f ts per t d r.In; to both tib c itw _
stiX tad lsad, ton su;wry ctervaUcai< cere nade in eoopw ktlan.irith ..
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ijU rsrsl S. L.` ic ie r, 1. S. Flo-..er, I . Ccrsaa, .. * Joyce, K. &. Cray, 'c. trehar.'
. it, f c d lljp i, it. Cordon, S. 1. CanaaJLr, ii. V. 1X7 Z la e s rll, I . X, Jon.
'. Ccbuuate, tad Br. JU B. Johcstao.
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S3 ep o K in unoer ccisidr*.{l5a a rt incidental to to precue?iae e f k rais .:>>;
g s & tad clutch ra d s * * . The brake H ula;* a r- extruded clutch facia*** eea*,' u b t f t o i j rubber, and othar la*3*eiw.cs but so lead or l * t l coapoaad*...Jb ',
a clutch facia; contain aubest02, bru.i a iro , rubber uu, other iap*ediaatsl v
-i-M-f lith arg e or l u reaction proouutc. Tbs ilu lsae d u a u r la l contain le a l
P 'Secapound* corresponding to approxiaateiy 1'.' ti itd.
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SCaegluior, tad Suggsgilgni
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,{a) Tie #t#ella Yeoore i n .t i e cedant aepurvjtr.t appear to aar.lt fu rth e r.* ./
ttL eo ti* (p. 2 ).
*.*.,
,(b) Zt appears uesirable fo r tbs eperatar in tie cexeat dapariiust to use; '*. * an approved r o e p irtte r * u ilt uuptyi.* 11 ta r g e int ti* six e r, cod that
tseunulttioos of dust should b* rtsj-;#: p e rio d ccily i f ax ti* horisoctal : - surface* in the v ic in ity by o vacua: ciount-r (p. X;. J.,, . . /
(:} The situ a tio n in ii* la a o n tu ry probauiy is r.ot a tri'ju t but aigbt u c rii the precaution of usi s ; t ru ip lrn tu r ar.s n v c cleaner (p. I ) . '
{) Ttu duut neer use unxtndin opre'.i..; in u ii ee-ient enune '- or exceods. the* p o r.'ljx ib le i i . i : uju t-x use of u reep irato r i l
' succestod (Test f l ) . .
;* _ ' *
.() The Zees concentrstios i'ouna :.vnr
ms.-diie rLncin* d u tc h :'xlu'3
' to tlitbnex# 1.* unexpectedly hie'.., ---- t..e iocetiou is rvcutsbcoed Tor
further observetios (Tort so).
(?) The lead c o n e e r.tn tite ticsr tht- groove vl(.-u.:ii^ opuruuoa uxteried the '
perx itx ik ls U n it, sad thu in. to lln tie n a;' un exhausted tab le y e i i a ;
' 1 su^.ectec.
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() Both tho c u t; cad the lobe .....; t.i. 'liup exceed tit* >.? ilrrib le i i l i ' . t a.*., a rt naixkfd (Test / 7 ) . .
(.*) lubfititu tio n of vonaa civas.i.` .tr .1.* je t
iron
a ' r i i l pret.- isble is i..Cn* .twU i T 't '.
i*i c l i t t i . v .^<i.',illf. *!.<1) til U. ...... ... g ..
* i- fact tsu t u*t
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U ' Cbia^et are u ^ c e rU u (T* s t p.i;.
... g .. t ii. .'pit., gf the
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1939 GM Study.max
JEL 00001
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ggtt). Tfee ceatinaed us of reapirccarr h? tue HMn^, the y ^ re u ie a u
cf ti fcrs lU iu c tu pom--1 IT*" to e< lu strili* . 7 * c f -
V & r r**pirtar. urir4 u * tri ; portoa r. a u * aix er 1 i*cur*d &1m
Is isi.;t*d (7*it 12).
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5J,-ilur*JU ! te l tta * te oeuupctioa! dilM Jwi coaU ial a ssf r*U ?aa*l.la t
cffeet* of
xcesclv* aousto_ ol u u s u t . P u tiil h**lbfc & iil tla fi+1,
PA 3tuj o f Asbeataai* i z th iu bertuo Textise lK*ui.iryw; Z a u ru e tla a e l Lihour e
OiCLsa# w pplcsctl -io Oseupavi'je od h*lt h, d * u a Jr.mry 13M ad euvitied.--' '
Asbcsta*") P u tis 8*ltd efori tiorauMT SS 1319 "A S tu ^ a:' Dust Coatrel `
tiaiiad* la Air Asbesto* f i i r i c s i i i * P i* 3 t, i ad S*yar* i a'h m s , Aacricaa * '<
`'cerasi ai Publio Hocitfc, l a r e ! 131, "A sU rtoris", w*y U s e s U id p r a d s w U ;
a-ibi* e*a*etio&. Hyhum,ln In stu tri ! Jtd lc ia a , Octautr H SJ, quoua U orp
;*a Lseeird l i dicu>lac 30 e l i l s s , serlUeo io sbestosi*, lcou*bl g>ir.*t ;
'm rz iormerf ui~...'.i*r turine brut* lir.iuy* l i i n t i f f i r n t c . Tselv posi tir '
Idlsc^a-er* .bare sede, od th* la ur tar* c a rrie r *rro*d ca-phusKtioa.or M iti* -'" .
jaecl la c a c t i ef A50,000 for t U w elv*. 71irtgr a i ti re -c ia ia * k n e v ^ b t
locai .ta t r i a l. Ta*r* cppirs io b* uoae a lf ie r e * e opiaiue o r c ia i t h s : , ..
idliCaoM apocisH f la vi** os` tb* r-* r- j i i<U.aa* a i u * U elre. xerdad ".
'z- jjs0B-.esetico, m saa*
t or ria* ^-r: u f te r tbs c u s u tlo o of U c a o * e .-
,Aa:l* coauac la tauae coepliceted c f f c l , tr- r be aaus i n f e r e * a i /..; .,-
L^dalao reftaruia*- >* parala albi* l l u l t fo r tubeatac Ousu I ; eppeers p ro p cr,'-/
^S*rrcr ts cc*pt .la* Fwai tng* a f B * y v t a Dr***o (ia c rle a Jouraal oi Public
S i l t t , U trsl 1903, p. 20i~U ), w-tldu la J lc a u . p cruisslbl* l l u l t of S,000,00cq
pgrtial*s per t a l l i foot ai Ir. 7nj* stato : "Obliai te
ad roeatfos-'
(rtp tl: rridcac* o f abestasts 1 ostvm ia upo! p*r.'oaa a f te r S to iii j m n
5=Tisp: la fcxpasures ucccndia S sillla a p c rticio a per cubie'YooV o f 't i r , Md;:. -.
g 3 t;y p * * rs tbut, i f tabe rio : cuat osasesuxtoas la tao a ir brvkibei t r t tbpl'.V
ibeioe S su jp .p .s.f., oev eM o:' ucbuatoslc i l i net appetir. " fu rU * r, l t uy '
-.p ru lsst ta Sitrssart ucsssUd d istia c tio o s botseec io.i^ fib re * , short fib ro si
3 .\a.dJ c e rti ilo 3 tao Lori io be c l u s l f i e o s l 'i t r e t .
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e't LlbM t.U s / t e r . co, tie P tb iic * i i e-irvis* c-nuuctcd a;. Ir.vbjiigatiaa la * l*r*e **torse U tU ry p lea t tad eaetlvuaiy t ^ o i t a c 1.1 uili*T*.u. per 10 ruble
jaetrr* of ir *i the p-.tu.or.ifcl l i u i t lo.- ieua. A rveent riu-.^y, lavo!'.ia^ ir la SS piar.u aaa ti* u d ic a l nxtuluitior. ci a p p ro sla ittly 700 a*n, l.
g s U x p r tu i to :;s-'iru ta* proriou coaciuslsa ara u, uw lu-t* th at t* l U i t cf Lli> *> U reiairw l tc void "osrip pluabiita". 0leua3iga of tl t u r hsJ
?SCC*t*d ta s i >**rV pluubiia- uap a a t be vry aerlw a.. BoevrUu.!*, i t p?*a tpradeet for lead eone*utr*ti;a* u. U udaiaiaoj U io il ; iiu it se fr u
*v>. .. S w llae Vtr
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LA*:oepcr*d te chlorinuWt ol.-oats .ta ca*l-U r It'drwa.' boa*, l t ppesro t t ' ,;
tT^9r .ar* ro-a t`.fe.tjr no<v-toxic. Vlua .'v aot, a..w r, vltbout pvtU
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A ou-itive, etl:.v- la l.u/alf ol - a - . udsitta CiTsAlse cit-j
P uup*tiessi iteci;, ,u ;
f a i ive- p .rt: o. y.-pur por dllUor. p arti ;
Air. 1 * proper " l l . l t far prwevUiii w ia -u l", 71.v i;i w^aivit lo 3 .l i kj* '
Fulil***
/" '.l'.u s.Ju tj it ;'<> t ..if. <r.(or . o p ,ru -J -u.iv l . i ^ ,i.-
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1939 GM Study.max
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cousis- * o t sab* sc-mrdiag to the Tf >r-, ^ b ucaeriaeu ix. Publie health B ulletin #17. -load v it *stJju.tftC c slc rU tr:r ic a lly y * proe*-u.-t a--pi^isg diphscylthls : i r t e A*.
>*' -In te r '
J o l i d*y t : i clear r i t i tssporutaroi varying bettuen pproxisataly 50 ai t ^ r e x ia c u ly 50T.' 75 triade* i s ta* acaiier* ol ta* lus tory c p e rtly e p
Ce*ont Ceportaeat.
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c u trices la tbe olslctw y beteoea thu supperts iro s '.Cich u s u t a s
f~ r <j aseou-ri., Tac ccrt thaa pasee: tiirougb tale* eaathining c*e*at, tbea ' '
Sirougb dryiag tseers ca c v c e tu id ly i* luso sato ciaw b fasiag*. Su*t cacaf*s
jfiilh ly freu th eord* doria* tbe uarinding procus. V use ia ic rz e d tb * t -
p rd la s rly toa asa work la tnu ro ca, water. 1* qultu larga. Ose cppeared te ppuoi ntftt o bis ta s la tac lo e a iic s saapluu, aau u n oitaaers v*se earning
fearty. /. . .
p rio r to tb# t e s t U triors coa so* o tc viadows ocre opee, i t jeer suggestion, J r . toreas a m a z e d to btve shea closed i s o rtu r to 1.c is t*
dater csoaitioos. Tie ia a la tin ' cupola css reading, sad tbs louvers la the
jtc il w r t epos, l i t e r about IS fla u te e tie. uca the
ia4 ^**>*4.K
oc tbe p iitio r* obj..eted to tbc f u s i l a s vapor, -vu ta* ttoe c i tbs U s t u
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to eceest ras easpsuaUed, oc tbs p ia ti ora av-.-r t.*.- ocatiaa coupled, c srls^ tbs
tia e eoTorvd by tin to tu .
'
Sbs t e s t lasleat 10,050,000 p a rtic le o dust per cubic foot c f a i r . va i f .U ossacs i r aads fu r the f a s t th a t tbs operator does not epeuu e l l of h is tiu* song, tbe cordi, osa pcrtaps fo r tbc .a c t tau t tbe vtaaors asr* closed (nitaough
they so doubt 11 be closes (taring tbe cold rceatiter), tbe c o a c sstrttio a found approccio*, or probably czasedt, tbe per.decible L U lt. Secasse of s it e cad Sipe of tbc ia s tc ila tlo a , tbe p o l it i or. c i tbe operator, cuw tbe aeuescity of sessso ib ility , i t oses not appear zpooteat t j In still v eattiatiag oqulpauit. Psrbops tbe operator could be perauaed tu wa* a resp irato r, a t le a s t p a rt of tbc .tins*
*c *
_j2 L 2a--ifes22L Csawct O cportsast. , J / l/i3 . 2; 46 to ,,:10
ir.-.
Tb* scspl# was t r i t e s t tbc shouldar of sne o:' tic- jss Heading broke
-
S rsc* C asp lo a sixers c i located near ta* westerly wall of tbe rooo (tbe saa* " EtJ "1 th a t wsj Involved is T u t #1) and ur< uaec tc bleaa tie' asbeetot a ix tu rt
with a u p li a e , rubber, e tc . !. tst.-stoi (aau o tts r dry isg r* t*) i s recoivod iii losoe eunw.ir.iae i.'/y . 7.*. -_-fc dua/icd la te tbe CUapioa Z tie s .. Cciaoila* ( t ro iitlv e iy . c o lttilu ,cr*vj-.J ja i r-,t.bjr era udduU. The aixer i t tbco covered r tth a woodaa cover aau p o n ritu n to run u n til the bloading 1k j
Idea socaKplicbed. ibout < clnutos it> re :,ulr~ i tc thurge twa siz a rs. Tbs escape
1939 GM Study.max
JEL 0000'
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5t& 2?*ex Stati**
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Inland St C irtt^ i'
j^ d u iV r a w tb* basse tra cisgMd i t *try noticeable Ui*. c ito ifJ.it b rief f* c e * th* g u d in * i s adi*d i x r i i s u i y e lte rra ra . JU ra u a aotlcwfcl ' ' dtp* s i gassila vapor both oaring end xsiiwsin* I ts a n s i t i . Ib* ester* os
*rt ns tightly.
gSrw 'betcbvs *cre nixed,end tbs f le e r was raept dorian to* Cum covered by Hm
geru'VOe* c f .th t to operators sra l rvsp lrstar while umptn* sbestog but sot
i d l .--flying.. ,.
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J)ji* deers u k m ex tb* eiadess ear* opas earing tb* u * t .
.
S i u < t indicates 2.500,000 partici** o f dust per cubie foot of s i r . '
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TffTfS tfSS7?
Cbeafwing ras of brabs linings.
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Bldg. 11. 0*pt. 16. W S S / l i . ( t i l to i t 05
>
h r n*yl* s u tekra a t tb* cS-x;ld*r of tb* ppsrmtor 0X tb* v e rtiss l {Timing
gdaaal w * i ta r tb* purpos*. & abaci Is booo*d caa coen*ct*d to fan. lb s
ra t* cX. e ir - f l o r through tb* cp*nlrtg l a tb* hood varied fro 0 to 600 ft par
r<& ialssts'; Zb* aareal rat sT proebetl ea is epprcudnaUly 640 pi*e*e per bcur, aod
ari* operator spargi* about 4 out ot hours a t th is sesbias,
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&* t a r t i ndi rs i* ! 1,SJ0,000 p e rtld u * or oust par cubie tool e:` a ir .
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- ' ft&lbMAg brake iic ia * u trlp s to tfclclrqus. V- '
Eld. 11. Uspt, 15. iO /H / . a:vX( to irtSZ **
.
Sba staple w takas a t the boulder of a g irl operating ta* sesolac which grinds
fo th aides oX tb* brer* lin in g strip * aisuitsseoaaly. 7au -><" i s nclosai, .
ad tb t r ustng is caeneeted to a v e n tila tin g Xan. Tusrc c u no noticeable
a t dust. K* m lcrstcad that tb* oaebioe 1 in use about three hours in `
Mcb -sbift.
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? *Sii*r (t * t f f ) is }re e led nearby. I t css in operation only t*o uinutes of
tb * .tis* covo'red Xy tne t e s t, but a*y bars contributed aaevhat Ui tb* oust count,
a * , strip* deliverJ l'ress tbs s l i t t e r to the griauer arc scuesbot ous^r*
J&* t u t laaicatea S,KX),000 particles-ox oust pc.- eubie foot oi a ir .
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rin iu tia g c lu u h racing rixvgs to tb it ao ts. 6*pt, 15. I j / l / i S . 5t20 to 6:.5t - 8tl2 to 9tS{
liM f l.tfie' Vrly?) e*n*d ot *rktaa"o-ro*cc^hio*.*(ioul" r
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Bue inspector sorting a t tbs o u tle t
Onte ras a u rv ft oi approxJJsauiy So :evt per .in u u trea w e t to * w t.
i b i occhine i : s is iitx to the one invoivuo . 1. Test /< i t i r tnclotod.and tba
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lir..r .W V v i .it .v ..cape oi Uast,
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i s U uss only p o rt of Us. tb * .
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1839 GM Study.max
JEL 00005
i l i ? HrCica. SU d iri
Papa /c
inland ilfg. W rliiz z
'faur
f - j t n sen vero '-eraing in to** t i s i c a / entsalo.^ eU^ut 20 f t -i ;
'.t? l i t c h in o .
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2h* brake lin in g a l i i t e r and the g rtn u rr used Jur tb- ago* or the clu tch ; mingi
h a r t not in use d u r iti the Uuc covere* ry the. te a t.
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T -U lt inuicates l, ,0 0 0 parU l*c m uur; pur c u tis foot enu i . J w lliigrm * ;r ic t pr 10 c u tir otara oi' a i r . . Tlr e-oust o: cas, cosiiaered in coajunc-
ti t!* d irection of the d r a f t, sag..*-la tne*. ur> veu'tiletioo o f t i c .unh-
he a ir ao t oc aoequalc. There- i r a p c s r i tU it y , muover, ibui i t any reprom at
a i t iiiiooga f r e t ti surface of tne facings a* they to ra dandled by tbu
bsssec*cr.
TEST 6. 1SBS.T05 and t l t t
'
(.`loaning groover. In clu tch Jacin ta.
Blag. 11. Pept. 16. l i / i / f d s5c to 9s0
p^e --- T ' ** takas c t toe snoulutr a;' tne g ir l .-o.Ling uhc groove. In clutch facings fcy aeons of a f i l e . Sha as locai-ta in me a itle r/iy re s t oi` the grinder ilrrclved ih Test /S . The p-iwacr, however, tan net uvru uuring tin s t a r t . The Irak * ><*** s l i t t e r asa rlnuer ver s a l un .uso. Tne c r i i ! prette* crass the X irie ear is operation. The oporator of one of the a r i l i procrea user sc a ir je t jja rio jic e ily ana ay have contribuir* to tua u .a t on* ieau iu m . in th is t e s t.
id understand that t i l s Is a f u l l lin e job. throo s m ite .
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k d ra ft of appronisateiy 50 fe e t per
coving :r m east to bast.
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The te s t in h iestes 4,130,000 p a r t i d o r . . . a t pe.` cubic foot of d r and 5. l i l i '
rm r of lead per 13 rei.'.' *oier* o f d r . Trdc mount wf oust pprocahsu the
peraissihle l i c i t , and the lead exceeds us* p o ru ^ sld e ii_ u t. Peratpa the
filin g operstioos craid he perfor-ied ovvr a a n a li grating s e t i s the top of the
t a i I t . The grating could be connected to the eunaust fan v ia su itable duct cric.
5$.
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TEST f t , SL.rO f uut LSXa
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"Flap saadng" iasio c ana out/ic# o i ^ i o; c i-tcn facings.
.
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Blag. 11. l* p t. 1C. V L/i/Zi jtZC to i:* 0
The'-saaple cas taken a t the shoulder of tue aptr u ta r o. tne uscitine located near ' t i * and of the tixlav*y uontioseu in connection d t* . te: t r t i , fC , ass *8.
''double eadeo polishing lathe in equipped UL vjjc-1s tu t by attaching s trip s fif,.M ary c lo th to su ita b le bub. Ilio tor-> -*:lsp bonding" in an opt description
afvthe operation aad equipment. Tur lu tto is e,uippc- with tw custtucry siuwt Jectal hoods. Tlw hood ever tlu; risoci tu o i : t r tne inulUo ca .* uad bet-o opened t p p e r u i t access. Tba flap* se t as eantrlfugu* fans and overiiuiLa the in tended g r& o c of tbe exhaust cuci*. The opwr-ttr* t ct:u:ig i* bloca tlg h y against xl> bo^y and lugs. Toare is a vury n o liu v a tit vhcapu o f duct.
jSf uaderstand t t t t too achine in in uat j.y jt fivt- m u - . pr, a u ift.
indicates E0,ul,'uZ partiuicih *.< w av p-.r c -tic . o t usu 3.6 u iliig rtu s i f ioibd per 13 euhlc .voters u d r . IhcPu ci,i,cej;-aVi*cvs iu*e outly in excess of
1939 GM Study.max
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l ie p c ra is s itl* l i c i t * . P v h e p i tb* eci;*; of u * lacia. eouii b fin ish ed in
f t other u se r* f tr s s p f t #tT'".iy r i t a rsasrueui le* euuid be tsc lo sec uort
cccp leu lj si ventilated adequately.
*
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rillia elutsh tieiA6.
BIsg. 11. e p t. 16. H /L /S 3 , l t 24 v lus Se
Tbt scapi MJ uJcea a t the suouiacr e: the g ir i opration a tir ili p rest cr U u te r i? tini of the a i i l e n p . 1 - et u r n ia s l le loeateb boa'. 6" fre-j the d r ill ai has a ia w rd fie of apprcie* te ly 303 ;'M t per a in u ta .
pat {eecral d r a f t la lie v ic ia it? v u absut SO f u t i per s ls u te est te uest.
s^.- Ce a sd e rru sd i l ! ib is is a f u l l - t is job.
l a t i r j e t i s ued p eriodica!!? f e r rtcovin c lip s acd c . t t i r e j t ic u b i of il xachina. I l *ay be r-spoaxible f e r a u si s i the c o a ta a isa tic a fouad.
TU te si indicate* 7,030,000 par-teie of oust por cable l'oot t a i 1.7 a i l i i f n x j
of l o t i per 13 cubie ueter* o i r . Praspa t vaoxu cleaaer esula be uhetituted for th ir je t.
^ 5 7 9. 155SST0S
S littin g b rtk t 1si s ls lc i.-.ls s i r i p i .
' =
Bld. 11. Oept. 1 ' ii/l/s V . 11:w t o ^ l l t s l .
Ib* sts p ir vas ta le n t i the l e f t shan]ser a: tbe o p tre to r o! the sachase wuicb '
s i i t s the -alabe o f fer*x* lin io s s t u r i t l (3" x n) ic io i trip e (l-y< x 1 1 ').
l i l a i* sccoaplisted i? ng of ta la ri las wncoi* aounu oa * baft. The
*rfrtne L esclaud aud coaoec ted tu u t u u n fn vi tvc verad stls. Oo
t T Kiail i* loca t oo *t the o u tle t of the chine u th* o th er 1 the ia l o t.
S in la t i i a i l o t 1-1/2 "* M ". The t e r s in il i s located un*rptb toa prouea
e in * r d fio of approciiately 1003 f t c l por i ute turougi; the Slot vhea &e '
Xleh i* l a place . The <lb, besever, in u rfe re * v it the fio tfcrough the upper
p * rt o f the a lo t, ana * ver? nstieeabl* eaeape uf jt oscuro ech tne r )h .
W * ( the heels.
'
lee ruertlone jo* U o ffred:
(> 7net the oust ork be divido %> m at p e rt ut tnc v e r.til tie a is
;
tabea free the upper p ert :: tas jactan*.
(b) x s o ft robber s tr ip be in iia lle d it. lU upper p a rt c: Uu r io t sc.
:
i t f i l l s b u space obov tr, s i t s .
(u risf the te s ; ta e rt iss s to vest.
pprsucaveo/ ito t pe:
The t.`^.er,*s r . n ^ r -as u. ope r*, .iv . .-.."i:... \:.j v s*. U t prosubey <jc r..t con tribute Liporti-v.iy v- t.u. u s tii.o u i.-^t c v .^ tiv t.
1939 GM Study.max
JEL 0000
frfiio a a Stulo
**
U U ad d i * U rU io c
4U u t lafurued th at eacr.ia* su iv -ily
.rtu.r
tfc.i opuriorr
( I m i #4) so-i the et* C - J t 13). --- ;>
txcsss et tae p u iu iro tt.i * isit.
i,-h` : '
Jb u n iso lia te ZT.CXXJ, 130 p -rU d i-t ot
i l <jmu atout S
per i s i i i . E<
ilxo rua ti* ciu-uerio* uuzrln*
a.; uvura.t uxpoi-i.-* jcocsfcot ia
uuot per cuci; i'to t c: a ir.
' '
iy .
Ue'i, r.i,.Jhm2fc
asiaC orsxv lisiA i Strip* to leofit::.
?5 1 4 ;. 21 ie p t. 16. 21/1/5S. 2:*S te ltoO, olauJ le .laute tatc rru p tlu a .
> ' '
rTim M*yi f n t u o a u t tl* xlioulder 0; tilt- 'jpertuor ot' u < jae i as, uhici: Ix
fcaoee u > se*. Hot ver, U cu ttin g tool ao tco ily i* Una a trso lro sooel.
Tber r a t ae motszirublc d n S t La ih* v i d e i sy a t io t i t e oi' th t e s t.
,h*-o id io * le qulppud a it xi*su*t suso* u lti. terminala la Xw tablc *uar th
i.x-
` <;;
-iht tialsJsaoxe criao er (Test /<] iau In ode tuta oey tri, emjtrlbutod fw^cvbat to
:tbo oust fouod. then. tea borevvi e viothlu cuetpc of Just o: esoio frc a t ^ .
'tarot' Ti s tr ip s , so t-*y Uavi. tho rlaii'j.', uro toueohat duuty. ,
.. ' .
C* are iofsruod H ot tho u d ia* is uova sio-ii Z to u r: pur s h if t. '
. ; ''
T b s't i r i ia iis a to s C,JOO,CXXJ p a rti eli. of uust p ir cubie lout of a ir .
w' ' *
*
TEST /1 1 . l i B ^ TPC enti LTJJ Crlndla outer od*et o;` tlu ta a foot** d u co , fildfi. 11. iSpt. 1C. i l / V . IsO to Sin
.ua* d of s vuhle tuue stood Is used f j f ti p ijp ju * . liw t*! la enclosed od il* pedala* i r c:ia*cted to uo ezaxus. far.
The osotse Li lo ut* cuiy p o rt ol
tl.u;.
T bur t u u a r t f t oi approv 1cate}* 5^ ijt p1*: utouti ua^t s . .<est. Ths ssoplc tax tt sa u t tua o p .r.tc .-'s a to ^ i .tr .
T i^ to e t ia<ie<tt*a 1 ,5-DO,000 purtlclvt. e; vuut p^r calne :oot uno O.d o l ll lr r s o i ef Irsd per 10 cubie ticu:rs of a lr .
i dixtox dry In ce si .-.. i. ftrrin-TPr, uo^potttua.
ZLxaeoest of ui .'ics Builutiu. iK.rt. ...; i . / i / . j . eiU.* to ul26
Tor u b e sto s od o t .r dry tu jre Jlc at.- J1. o l i ... u ia tr iie ita . s i r U ; ; r e . portatiti* te t i . Uuwcnt cp u rt . i. (iv . . ,
..#>* inp^isileato eru
od
v. ti. .. .tr*f<riwO ... tn. :iu ar xuvv.. tuo J.x
.Tc*X losstitA ix siisiv.*!, tru e; k*..i u t fu . j.-,.
LtmlLiiM u. ine rooi. tu ,
1939 GM Study.max
IEL OOOOS
iir ttrziiii* Studici
t J
fuiani
*/; i.io e
r i i r i l i ba an i. lU d tsrouci. pe;.!.%;: . v. i.u..r puri 01* ti* p a rtiti or.. I t
;nppear* p riitnt for tu* **" ts et.'.
i li ;:t ci respirators after tne .ini tal-
`'l i t i c a of ti l 'u , The aelosurt. aji-i - ,, iur. u y U xpwctua te prevent tao
prwad s:' duct te gU r p e r of w.- t . eia tu '. proWtbly r ii * not coor.titute
r s f f le i a e t protection to r tie tu - l t : u Um: '.:iciourc.
T. Saisoa** sta te d i u l the F a ir f ie ld ix e r m to bese-junt b a n d e s 2 fi**-4 *1
d u r ia i tii* f i r s t s h i f t *au one b ats.. ..'-VI too cons.
.
Tm 'contact* ot Uw ixor ar w ptiw a, vik kind openiu* uu t 1 bottuu, ir.ts
beso* bolding 10Qf each. About 20 uisutvc l.T u ^ u irW :o r isourain* asu
be-teb.. On tsc ocnaaioa of t tie te s t, v r, .-.ppiy u- m tfiia r bo* * u laa-io-juau,
itad about h alf of tie catch as disuMuTtCu into u atct-A te tc to* j trensiurwd
to fib re carvono. t b i t u rtra handling
tnc eu.caatruv.un of nuot.
Two aen r* ***n-**`-T`f >r:C tiw ci-usr. Ost a- usisi; a re s p ira to r. Tbi too uoric
to c a ta e r aaa appear to a* expos* te bio. sto.- ccneantruuoc o; Oust. In order to
r a t 100
of tre s ix tur ia to t i c box!, i t i s aec.s**ry fo r tie sea to
^>.v ; r i t i tr x ir bunas. Tbi brings tc -.ir fa.-ca ta lir eloM prr. i tu i.t7 c ita tie
aosreo of tie it.
j
ri-'-- w*.
in a ta iltd unovc.- tie opening i s tb* six e r, and rc-ao**
:p ert or tb* dust. l i e ts r a in s l i s en x 20", and tba ra t of a ir flow varied fro
-2$0 to 00 .'h i p tr s in u te .
` ^,
2S*" isoediate v icin ity of tb r vizor i t used' fur storage.. foe nearest _u*n
TCblarIy eupld7d in the v ic in ity ser a to u t 25 t * t l s ta y . Innj o v i a l trucks
j h frequently through tie aislenay beside tie s ix e r.
^
yvT- irxr*. e t tie *<< c:` the u s t us variabl in ru is a.vi d ir c tio s.
f b e ' u s t indicates 25,000,000 p e rtic l j of oust p ar cubic foot of a ir. Because e f `
!tbe i n u s a i t t a a t netur* o f the xpesure, ts ic does not appear to c< v*ry serious.
iX i s prudent, of course, f o r tb ms to us r e s p ira to rs . I t also is desirable ..
th a t to dust
s o t be pencitteU to uccumulate too xteneively, specially in
tb aisle*?' here i t would be disturbed and d istrib u te d ay the trucks.
1939 GM Study.max
JEL 00009