Document ymKg6Q93qn8DZXVDxGG2y71G2
2&r ftomo fcr Sacor-d
4Ycri2 *7od /. Xonzon, K*XL
MfcM ' jizss&u plant "" ~ " SPin^vOLCGXCAL STUDY
Poli Dacbuhcv'%/.' 1970 ce:
/ epl'pjRiolosical otudy was undertaken on periodic
::-rcy3 of:
ictplo'-'^n at the Borlia plant to determine if tbo piiint environi/wr.?: c*u3rd j'Ulvc&aiy ebuagoo izhich could bs dcaoajti'ncod oa x-rr.y Thy study i;ca
further to datcrainc if there ?.r: any pattcras to the* chongcr. vjj.tu rojitrd
to axnwwfl, length of cervico, ago, work location eud chowict-ar of the
;i~ruy atanco--
iui;V }-o ruRoabsrcu those files were made ov;p a .*.; ox yoar-r, and wad i*y variety ox radiologist:*- An z:-ray is only ex r>b;do>:f thorn are a
avi'.*/ of conditions which can give finding nisiler to early <v;bu;;vo?.\;j , nous f.x viiich oay have no clinical significance, }'t often takes ton oxmoto ?**:irc for radiological eigne of osbescoais to f.j.jv-iir, By no Beans * til iadividunlo opposed for long periods to erxnsoiw atuxoit:; of v.irbor-.tc ;jcboi? *.v: fiiwr develop radiological a.vgnu of euboetcrir;. 'iivnrcfwtt -r lookiry at thr. jtIIjm as individual oogr&anto coaid obsc>u*c c pattern tihich rcoy cu.v-.
ty.ld.u;r.%loi<!3X studied are crude tools since they often must wool; *?1:L w::. vUiieh 11 at *;*J.*.;eu imprecise, contradictory or i.nca.,r:-ct. The fcwavA,t}i ..? *'ucJ> : v1ior in thee they collectively deni with relatively large mad*-!.:; iKxopJv? *i* events. Tijia prasua study ia J>y no inssiui definitive Jmc cruAx' ifi Git /.ivlicakor to drtcraim: ;;h*tfcor the in- plant cnviixjuftvcni.' i;? causing r.dvcx *.u health effort's ia a significant number of Horhors at Bsrliu-
/kftvi `Ajviou of the dare it wca apparent thy w^potuxv should bo classified
either us an exposure or no exposure to asbestos sinc-o nub-sequent industrial
hygiene otud5.no indicate that visible dust levels arc not accurate indicates a
of airioKiie rvjbotci* concentration '
,
iie study included 296 ftiaploycsa of which 207 had sa exposure to rsboatea fVahJ :; I). Of this latter number, 37 employees bud tbnoraal :; -royu: 27 cf tzhicH :-:ny have possible relationship to aabc-strc expeiura (Vcbla IX>> The* were ->:.- abnoutol X'-rnya in tbs group of 29 employees tiio had no exposure i*
n&boctcu (7cbl I). For thoss exposed to cabosto? fiTa Mottc<^ xtcM cdjuctou to ii'.c.a*do only these films which may have possible xolationship to anbeytes
oxpes'.^ ic 10>1 (nottbor of abaorncl x-rays per ICO exposed nc^loyooa).. Tl.v RAdjrut'j<5n attack ratf by department based on 6iBploycoc ;;ho have wosr'cod only
jk-ffc'Ocf
iu ; oitt$lc dOi>ais^ni^u:: io d.v^.-.aycd in
Ll'.\,, .bin troi - u:;i
t h '.vli incidence of iU,*aor&uOL always in Towrai^ --id
ei.v;'.i>uu< c
and S^.ncu ;n current r:Vircn.*:s7;<;?->. sw.-p-Uvi;* 'I'hvJ'j csran*? *>.hi5n ,
hav-cbcaflM p?'>di.*tioc Bx-tbodo ov*c> t/ia y^.-v) r.-n known to h:; ?<
si*Viificcut &v!>y*c3 onpcoure
r.-Jhor oivszzi fcn-wn to havo cS.$ilficont e>$-*?uv* -moh as Batch
^ir'
' FXaiwhinc ond )'ch;l;g did not here ar.y uV.'.v.V. dan/jr "KaJt abrio:^u`.Vv:i':.'
feu' i.boy did nut h-:-.re vtoay orej.cyviua `.rbo had ttci'k-jd ciuy in tfca cn., d.-j^-j;-'-;
mw? during thnip entire cr-ploymaut* (Tcblo XV), Uhsn videpavtisant
cfcS''ii* 'jititi30 iu.'C craparea by number of aFjployc^;: u-o v.'crkou i G2--U dcp^-ru'-*
jtcu-* (Tabios l'f and V) it* is apparent that watch Hi urg* Fouriog and Stripping
and Vanishing and Caching ;u>o suspect areas..
'
T*iv cavployoas with ao exposure wore on on avxrr^yj 4 ^ y-aars yo\;ur-,o:' and had
S,.^ -.nsre X2f/j` Servian they ercplcyeeo with cnv/;u.::' (Tsble Vi). ?-j
v>mys.iy-**;s with o^pcaura and ob.jorsai rcy were u. V years cidar wd Uu". osJ.y
0.* yvsrc more ovorejp ocrvica whoa the ahnot'.nniity war fire* noted than d:o:;.-
ind. *'.Uuci^ with no anpeovre (Table Vi).. Tnie cv.ggjcrc:} that the
o.<;
servieo cud age bov.Tacn tho oxposed cr.d cne:tpoc<'d g.-cuoa is aii&ilas? ent^h
that *iJwy orji la vr-sd for comparison purpose:*., Tho abncrcruXitia:* *iofcd c:..r.
ho ; latea to 'bo i.u-plant Guvicrjure rather thi-n
to ch'tngso *:eai: in
ogL*.^ popu^-ition Thin dcoc not irpj.y `that chsnv^ tainted to ngn Cti< cot a
fu'/'o.' An vfce sbnonncAiticsf but that there orre s<v j fvsqu in* oad c;v-tsiac.v.r
cJia'i^es thoi: e*a b: #:triciusd ea tbs bezi't ow aj-.f: n.ono,
Tf-;:jv:'y--onc of the HV r.-my cJirnrjss pi^o^t.ivc oi
aty b'44wL .to the.fact that ocopla who asa atlva^aly afiectad by ae onvir^; JSC-'i'- <:ond t. "seioct tWeasclvca out*1 of tho'nopuist.CaTst au*'casI3S?"f:sc .
If t*s loehrj only r.t interstitial fibresi*-? v-in'.ch i.c a susceptive
rol".Md to exccsniva iubbotes espesura cad dc.ccova^u tt.j two ocS'-.v/\-3d in th; fir&t rive yearn of coployr.r,;/v6 thin ntiU. givaa < bird.
fTfi^voacy of tho specific aiaorccality in all filun rej>ortcd ao chaossr..1.
(T^OftaTtl cud VII):
~
If ,; iy tin p.Xourcl cJ:enGca are coaoidcivd (then-; r.oc less cpntifi'i as a gui 'v- to C7*casniv3 achcstos oiwesote when they ore the oo?.a nftciosr-aalivy o:, A file)* oad dioco'.titing th*i six ccsoo'which crcu^r^d in Vhs first fiv> y>.ai-j of orsyloyirnnt hi'di it'cqw.ncy of this .tbaorMOlity is noted in oil *i.W ropettsd cun cbnorctai (Tables XZ end VII).
PXcnt 1 AoXo/ilyJv
-3
*+3$**+' -j...........
>
:^3n rt^raarr* tli*:Td vj ea Wiii.oua.1 froqeoncy *>c<) coswlrioncy of obipruaiitica
in tin chest rQ5TJ of wortaw* o>wocau iw idyllic lii'c vw*i*iou of ti-^i to
bfe'-4n platt ciiao^lm1^ in the 2*vlin, Hoi: torsoy, ;>iCDt* It oust J>> palate
'*jhsrtr antuivilly occurring dijnaso especially in the o.ldir ucrbczv pay
-JjS^P^tajr-eoaa role. in the abzioraalitiloa* fteee fading.;
rcisforcod by ch-;
' -yiacjv.c? gay ebncrs.n.Utico In tba aoa-3jq>oacd pls&t vot-Sa-i'a-
"Qm'lla&a.'p `3 saajotive tlwt asbuevo^ ov^r-oj?':o;;vro of IiS wtr.ndi.ijj; hes boor. accost In tii? plant-
att.vcl! 8
Jca L- Xoseen* iLD,-
7ABIS \
- SUdflAIC* AD2!0RHAI X-RAY* $ EMPLOYES KCPOS'JPv;
53r^J^U^
:-'^^r4 T'
";ai Plant laploynsu
290
Scpleyce? with no Expo?*ur>a
Toga! 23
AVnwaal ^-rv^ 0
Swploysoc wJitS: Eagoonro ^
TotcX 207
Abno^al X- j-tj 37
i'ABLS 7.4.
t
Agiogyi, x-ray .cggjARV
Xntorctitial Flbrcslo end/or
ffiaftps _
Uweton* of Ecpioyccc
27
S'-'C*'-^-,* 19 a;.
T^tal 37
*1 Viwso K-'X'ay obuorae.litJ.oc unlikely to iiov-j uy vala*.T.<wr>!u;> fo obootou exposure-
*2 = Ti?o ccoo3 of interstitial fibrocic cud/or plows choice vzx9 os etieJj abort duration that fcbei? vorJ: relationship is in doubt* 'Cttay bare been included under Other X-*s?ey /ib.'ioraality*
12-?J 70 Jrftnt*sa ti.D.
<mr. ju
*atJ*-alr^55.
ATTACK TJi'i'ZXf^ fflMSSR APHOHMAL X>yTS^^^SK?l/yiKES (EXl'OSSD)
L fFrvu-OMl
' Attach Rcto Ho. Abnormal _X*geya/A00 Eflrplcyo-r:s
.I.--...---- ; >**
- ftoj>n*v<gsny
Rajf Notorial Stors^o k;v(.h (fisting Fouris;# $ Stripping Pvevccsing General Stotahinc S Packing
ttarslioueo Kriirtn&of'ca Other
~
Single
Pspartasut Exposure ^wnr<i
0 0 10.0 0 0
0 10.5
.
6.3
MultiOcpartiaeut
S5e1?l
*2
Total Attach Rate Total PIcat Attach Rato
0,,1
11,0
10.1
iZ: pViOoA Rwployc-
tan# r;
EKFLOVgKS PY CEPAffHSHV
?>rogt>taont
Employees with SIns.Ie~ 4 *"&2partvnt~ SKPCSUTS
Employees with rJulti*" Odpeutmout Exposures
Total Ef.iolojT.c:
VLvj notarial Storage
Hatch Hiding
Pouuing 0.Strippi3 Prsojcuiu* General .nidhi&2 6 Pocking
'Sov-jIiouoo Cftniutonsoco
`.'Dtbiw
V*. -T-:
Total
0 1
60 1
13 1
23 32 125
~ .
4 V u>i 16 00 26 4C .jO _ *3
. `
4 s~ 174 17 03 28 70 55 *3
f,.t ` Adjusted attack rato - 27 employees <Sst Table XI} *: Attack rates ccuuot In calculated. tilth Eulti-dspartnsni: cKpooiss
tactile to dstcroise area responsible for pulnouary ahncraaiity. *3 - Hot additive*
'JlrKcnaon , R.fi 13*21.70
*.
TABi>: Y
ABNORMAL X-VAYS BY PEPAJIWEU?
Sinslo Dspartr.cnt EKcosnro X^r.ay 'Abnormality
iUiltjVPspax^aotKxDo-^ron g-Rayr ^bAoras-Ht-y
Interstitial fibrosis end/cr Pleura Cheasc
Other*).
Interstitial fibrosis cnd/or Pleura .jChr-n^^,
Others
tew Kat'l. Storage
0
0
00
Batch HiKins Pouring 6 Stripping
0 4
0 2
10
is 5
* Proccocing General
0
0
10
fisiohios 3 Pcddas
0
0
11 5
Borohouce iJatotroisaco
00 50
10
s3
Other
1 2*4.
21
Total
10
4
*2 <2
T&BJ.RYI
EMPLOYES AVERAGE AGS AKP SBRVICS/EjrPOSUrj:
Classification
Pusher of Ea^lopceo
Average Ago
(Years)
Total Plant Population
Eaployooo with no esipotmm l&tployoos with oRposurc toployoos with cereal x-rayc
Esploycos - Koraal R-rsys with 4 exposure
. Espleyocu with abnormal x-rayo ' - Aga/cervico when ebnoroality noted
-296 29
267 259
230 37 37
39.3 35.8 40..2 38.5
33. S 40.4 41.9
Average Service/Exp<
(Yasrc:)
11.4 0.0
U.o 10.0
u.l 14. C
0.7
" ~ *3, "* Those n-roy ebnoraalitioo unlihcly to have cny relationship to asbestos QRp03USO
*2 * Hot additive.
*3 * Two cnoos f interstitial fibreois cnA/o? pleura change wore of such short duration that thoir vorh rsl-aticaoliip ic in doubt* Tboy liavo bean included under Othor X-ray Abnoruality.
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