Document YDpGVqkOwj94ZRy0QQQM90Evn

th a t aosa duet I s created by mil th e operations* hut I t would appeer probable grading e to .* th e exposure to duata cay be alight, Xt Oa o th e r f l o o r s , the handling o f th e shot* In s o r t i n g 0018536 g 1 .8 f5 *it3+ .g * i* M m% cipt* o*r E <* g M* 3 ? *3* t **Vp0ePc8**** 3 M* ticr** a S OSf i 0c+ <OSe0t',, a 1f it r H< v1<Se3t ft . s*r 3 g XCJl s *o* Mi6t1 0 sSofr*i* X32 o* f?tr y&?a p e t iso sso iT&ntov 3ii H5<fr5$ * a + & j-* ** w I cItr S3 8. 3 OH* tr 8scs. X *H%* i? 50 fa8 H3 S83h<>T*t tEt*iT *t08*3 T enid ee^npaoo^d P* J* J} H & % e<r-ti O S5*i O3 et s3et a* 8ss Fi ?* J ss S g et 01 ozfif* et i-3 aS *1 'SJ <4 <S33 3 et *<a 2 et t f *1 teit E *< ja 3 fife &0 ' e* t esst fr* $< 3 e f4if e(jt a O *1 w 3Ef(ri* 4 i i3 1 Rt*P**> |y> soefiafte %*r** eeSt' &* e t ieft &E fe & 3 fi *3 vPfi5*pt o ? 0 er SPt 3fr* o *f g Sef<bsiasitt S *QS 2eCit Pi 3(3H* * 3 o fife O* H* IQJ &1 f4i>fe O 0et E0j1y* sfe i0at fr* &a et HS -fUnr* ePt' aar ea4s *1 * aet <X fe t sfi>fe m&** *1 jrilfr 3 et 59 S' O H O 3 \' et fifi 1i3t fife M Paos* y0i et f5Sr"X *1 CX t0-->j* 0 fr5* a Si maf S et *J O ** e!vt a w3*P. sPtsr a 3P* fi! a eat# fr a*0<*1* *M0 aat 0 ta* i et aaf 'a94 a34 t3. 4a fife K zfer?t* et 0f 1 fesj *v aa P* X 0 Ja fife aR t*3* 0 ap HR0+ 3O e4t*it a* ts* fr* et et O 3} m* a e'3t a > 1 *0a M 30 in g , In o th e r w ords, i s n o t fia clea n as construction ns to be d iffic u lt to heap found to be neoeaaary to doorcase the le i t would secfs to be ad v isab le to improve s te p s e t c , ) usd to do a l l c le a n in g by va 3uoh c o n ta c t m th e workme d usty s u rfa c e s i s somewhat- mors issixjrtaa bo, because of the poor quality of the w provide clothing fo r use daring the work rooms mid double lo o k e rs , fhe need f o r the oth er hygienic steps referred to dep -o f the o v e r-a ll exposure to len d , which determined by tb s study of a rep resen tat I t must be adm itted, however, th a t th e w room f a c i l i t i e s a re r a th e r aleaeat&ygr, a no adequate lis connection w ith an haz&rd Certain other a c tiv itie s u in the shot tow er, but c a rrie d bn in th a fha p re p aratio n o f the o c ta l fo r staking they h i t , and the handling of th is m eta i f they a re to be continued, should bo r prom ptly, present the duet evolved n re s p ir ito ra during c e rta in operations an apace a rc cleaned up, th e use o f a r e s K~ 0018538 S Ci %* n s 0 0 SP a r*1 O w " 0 B 0 55 fit 0 fit H ao TiS f f * 0 o0 & c f - i" * t * 0 * 0 0 ** & ** e t O' g CS g 0 T 3 t ** s fi e st . 0 H* M 0 It f 0 & t* 0 0 * - i 04 B <* 0 ?0 $& o ** -* W g *|ud ** 0 *5. S 3 ^+J- %- 0 i* 0 B 3) 0 0 * & P* Jg- *$ 0 * 0 *S 1 ** 4 11,4 0 if Pf f H n*' C/ t m ** fc* 0 ? < T*3* ''*t 3 * Vf St ** m 0i 1 b *s tf 0 S5 0 ** i h 0 0 fit 0 0 *# o *9 M0 P P 10 fit 0 (A i D 0a*p. 0 1i i S& f $3 t ** a SS*-3 * H a 5o9 cK6? sttaa*t oPcOt O* M (3 fe*i*1 gOSS i3t 8 &p* .t<# 09fui 3* rocas f a c i l i t i ca &is ro tise ohr^ittf: ' >? ovonini? voul contribuye $9 the ffeotive f i 3tmllovln& o f Xsad v lth vobaaoo and propor atten tion to th olaan lln ese o f o oa# I t attorno h i$& y inauvt sabio to 1o 33QS0 ln th eee sa tte re* tihm eua* dttr Mag the total load gspasara up a &ds ioavoidvole doonpstlonal asjsoatirs m $ no In sh is oaHasotloa* Uh* h o b it o f e&ewing aavantageous to fche wcrfeien and s t o d n h saltn taa to sdvisa tb reafcrloiton o f a t t asesas probablo tim t tha 0 j . *ovi # a r eno1ms at mosf er e ovor l yi fa r t esperia# e t e e # dimin ludaa sho fuso vsifchittg poittt.* I fg WmrGfVMi tbaee lo esr againat splllo& e e f matal or irono* othar aitrfoea w th la tho v io in ity o th freo o? stator&tl .rbieh oonlft giva r i i o l l t t l a baser n th ta p a ra tares preval questiona th eleanlineaa o f tha aurroun quatti i t loa o f leed t&ioh uro swaXlcwad b o f th Urtinone o f hi a oumundlnga oX q u o a tltice o f duet *.ihi<sh are unmoeaaaar by at r ong ci i nvect i on current es sveepi ng n and th e s ig n ific a n c e can pr obabl y he oee by taking Into account the decree of the time o f entrance o f m n and th e duration rangos t should reeonaend alt* sampling com er ns t o Indicate th e degree o f cont subsidence o f the lead p a rti le s, a s a k should suggest the a d v isa b ility of confi t o th e space I n which i t i s produced, by to th e ranges th at a minina! noount o f d th resh o ld * w hether in the fors* of. p a r ti c of the door sill* or as tu to ria l carried entor* th e c o n stru c tio n o f th e detrw&y while A simple type of scraper at the en care of the la tte r , * V arious observations- 'have c o n te n t`o f th e atmosphere in v a rio u s p a r suggested th a t fu rth er observations be c coning y ear in o rder to ob tain d ata whic P e rio d ic an aly ses on t h e escoreta o f work By reeeon o f fe e somewhat of the p lan t w ith respect to Imsewfesapi certain feat a ir analyses w ill not revea spoaure o f workmen in a comprehensive m resp irato r arc used in ecae are i t Is 1r*4V8>`f*c s re l a no o ther s a tis f a c to r y way o f e txposuro o f the# men. In order to o b ta U' ' n atio n by such neons i t l a neoes##?? to the lig h t o f esporieno* vpn o iis a f J te M ^ ^ ^ Duot-Xaden a i r when TammSh in tho p a r ti a l deposition o f d u st on th e p assag es. V a r la b le p ro p o rtio n # Of ouoh o f fan t o r s , e n te r tho n&soph&rynx and ev t r a c t , whence i t is la rg e ly evacuated w th e re fo re , the q u an tity o f load which ap one day, alm ia tho q u an tity ingested w it ' " tob&eoo (o r o th erw ise) on th e day b e fo re deposited in tho nasopharynx tho r e s u On th e b a s is o f t h i s p r in c ip le , tho stud exposed work# who have worked on th o d c l e a r id ea o f th e e x ta n t of t hai r exposu Inhalation, careless Ingestion, or a com vary u se fu l, th erefo re, t o study the fec mm a c tu a lly working# but i f two o r nor# working day and th e c o lle c tio n of the sa valueless# Such aaaples should not be c d u rin g any itlnd o f h o lid ay o r l a y - o f f . P evacuation o f feoos ia su b stan tially equ Xt i s hot e e e ssa ry , nor i s i t f e a s ib le as to what 1 desired* w r itte n In s tru c tio n hands* whore th e se can servo any u sefu l pu ars e i t h e r given to the when they a r e rea or* b etter* the containers are delivered t am ple can he collected a fte r or before m and changing clothes* The necessary in s tr following paragraphs. The ohm lcalX y c le a n j a r su o f feces must be kept and opened in a plac o f dust* and in which i t w ill not bo overh be kept sealed in i t s paper bag u n til i t I a single average o r rtomal e c o lle c te d d i r e c tl y in to th e j a r . So In ter used* nor should any p reserv ativ e o r other ample* (2 f preservative la required a su added in th is lab o ra to ry .) Orest cure m a introduction of dust o r any o th er foreign Lasatlvea o r c a th a rtic s must not be splay cefiioluc be taken fo r a t le a s t fo rtp lig h t tion of the am ple* except m the advice o The ru b b e r rin g should bo c a elcaped carefu lly and securely* th e Ja r sh name and d ate* and se a le d in i t s paper bag K f 0018542 Lead in th e urine# as d isti feces# is the re su lt of actual lend abso and concentration: o f lead vary w ith a n which# in o rd e r o f d ecreasin g importance lead actually available in the tissu es o of the stream of lead entering the blood p o r ta ls o f absorption# n&, (3) th e w ate of tim e. t t the individual under study sig n ifican t quantItloo o f load fvos the she u rin ary lead le v e l la in d icativ e of lQ*d absorption# i*e* th e le a d content o smkes th e determ ination o f the- u rin ary le tio& l tilportanee as a aeaeare q t the eui exposure ov er a octieider&bXc p erio d o f t To be o f asnsial iv alu e f o r t h i s purpose# samples o f s u f f ic ie n t witus to smooth o changes in ra te of w ater intake end outp samples ere le s s valuable .th m samples c period o f tim e. Spot samples# on the o t adequate c a rs against minute contaminati o f the examiner# ru le out the 'a id e n d in g a c c id e n ta l contam ination o f eampXea whic w ithout c o n tin u a l supervision* In eo&e urinary samples are necessary to a sc erta ?ha ahaaioally clean b o ttle o f u rin e sauat be k ep t cad opened in a pia duet* and n e ith e r excessively hot o r o f m a t be kept sealed in its paper bag u n t be stoppered tig h tly cad returned to the should not be mad to o b ta in e&mplm w it periods* unless th e preaicec are uisamml compounds* I t i s g e n e ra lly ad v isa b le toto th e horn whAp* th e nm p 1 can be c o lle hours* a f t e r bath in g and Changing slotho Urine should be co llected a t convenient tin e s over a period o f tou than th ree q u arts have been obtained* l a be used* nor should any prstervfitivc or th e sample* { I f p re s e rv a tiv e %m re q u ire be added to the container in th is lab o ra exercised against the introduction o f du m aterial Into the container during the p q u an tities of water o r'o th e r liquid*-sho speed up th e c o lle c tio n o f the Simple* m except on th e advice o f the physician in ^hen th e am p1 to e been c be stoppered tightly* labeled w ith the n and s e a le d in i t s paper bag*. c lo th in g b efo re one rin~ th e roost in whi taken and oust bathe* Approximately 100 eo of u r d i r s o t l y in to th e s m p ls b o ttle lit- th e p . o r tt&n&ant* Oho sto p p er (and th e p ro te paper) should be resowed nod h e ld by i t s a tta n d a n t no th a t i t nay not be contam in dealt, tab le nr other ohjnot* I t should aa .soon a s th e saap lo has boon o b ta in e d , covered w ith the f i l t e r pap er s h ie ld , ?.l r^ to ri& l r.&y be added to th e sam ple, fhe b o ttle should be labele p a tie n t and the date add hour a t which th 1m peaked w ith earn a g sla st th e p o s s ib ility t% asset be easphaala e d th a t in d u stria l plants should be obtained und ` wor&sum S at removed b io olothing* gnd he then lies entered a olsan. reeas, fre e o f d voided* Xn every in stan a th e fiappep o removed and hold by th e aseminar so i t w tab le o r n b o lf o r otkssr su rfa c e , A fter i t ohould be returned d ire e tly to the b o with the f i l t e r paper co v er, snd assured or strin g * I t should a ls o bo s tre s s e d th K~ 0018546 1ea3t <%+a** & ? Ho* 3 H 0 $ ?1 <8 0 sa 1 *fc H*O4 i%Pis** m tmy3* % *<>rt o* s { & a ? Ie * *g4 I** C a0 2e* 1 Hwr* I pi io s o xtsu - # W * o P t w e 40tfe t rm q e - 03 :8etWf auc ustpi ckTid dxjtsottttxp * IfeTtfO poutjuoo sr pomi - uno tif en u%mi% tctrntu *?(& 404: *idsme w$ii%*m cm 0tJt3tj50 IQAA trg.avio u&Ap m pxnM s 1*ss *S*ttX uox4.o#tXo Q^a paper cover should be re p la c e d and eeouro tube by moans o f a ru b b er band* The a t o r i l a needlo provided be used to withdraw approxloately 10 oe o blood tube* Under no circum stances m y a substance be added o r any iatertsed lata co the needle be e to rilia o d by boiling: in w be rendered non-aterilo accidentally* i t before use* A fter use i t m y bo rin sed o re tu rn e d to the tuba* Cotton should be- p around the hub to prevent breakage in tra The blood s ta p le s should b o f th e p a tie n t and the d ate end hour a t w and packed w ith ea rn to- nee th a t th e cork aay hot occur in transit* . The cample should be m ix e d le tte r in g Laboratory o f Applied Physiolog C in c in n a ti, Ohio* Suggested Froeedn.ro f o r tftw In order to determine the sa posure associated w ith the operations dis d isco v er th e v a ria tio n s th a t occur from o from tim e to tin , a group o f re p re s e n ta on th e basic o f th e ir r e l i a b i l i t y in doin and on the f u r th e r b a s is o f th e ecnotanc ploym nt iti re la tio n to m im p a rtiti !a * tjrpo o f ooemmt lonsl erpoour, ( M a s e lo o lo n wa m e t e s t t a t a oonfArrneo r*t I ** U& 56 * te f B3 $O 4i5 . a? S IB *f*e ta S o 5 eot S-3 & & *I 'Hali SO w li ISt ri* t a 3 o> et s H e0t 4> % e0t 5 ci fsaoa workmen darin g th e year* i t Xa suggested t h a t blood -and sp o t u rin a saoploa be o b tain ed on tiMm prom ptly f o r ennlysio and prompt re p o rt by telegram ,, the# to be cheokod* la te r# I f need be by la rg o eaoplea o f urine* r i l l bo no complete na poa,iblef Kadleoa to aay a l l infcnrsmtlon KE 0018548 h iK U KJ tefBmrS S 8 4C0en exposure on In d iv id u a l wqrr&a&a need not b the actu al coot o f lead nrm 1 approxim ately 1^*00 p e r sim p le. ' tfc pr work. a t coat* usd a u g u s t th a t te tia g to o quarterly* fo r the cost of the attalytlea p lu s such expressu* postage and tolerjtopfe the q u arter. I t any trip s to the plant a w ith t h i s work* th e cost o f tr a v e lin g w i f o r prtwspt re ia b u reel# Ayeh trip e * obvio a t th e re q u e st o f Baoington Ana Any b by a aeaber of the s ta f f o f the laborator auch t r i p w i l l be- m & Jsct to autsaal undo such tr ip s are an ticip ated a t present* of Ap K 001S549