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FILE NAME: Phenolic Resins (PHR) DATE: 1986 DOC#: PHR009 DOCUMENT DESCRIPTION: Journal Article - Asbestos Exposure in the Motor Vehicle Repair and Servicing Industry in Hong Kong J. Soc. Occup. Med. (1986) 36,' 104-106 Printed in Great Britain -- '&\K " " : - r-"A __ ___ l IA 6876 C0 ,~ -.-......* V- - Code 0423 64 Asbestos Exposure in the Motor Vehicle Repair and 88 Servicing* Industry * in Hong 9 Kong INSTITUT PEcL,>'AAMMI1A.NNTTPE V. K. I. CHENG and F. J. O'KELLY n r c.: st. R'je eoocke - iu w j *= Occupational Health Division, Labour Department, Hong Kong iSUl-Ui, CANADA H3A2I-8 Ttotvc p n | i rapreaeaon* the local motor wcfckfa repair and r(eAcRomCm) 1e9n7d1edwasbyusetdb.eDuAsstbseasmtopslesRweseeraerccohlleCctoeudnocnil aoerrvkiednafaitoatabaaatriya (oarrdcataeunrvoeiayieadf thoeaehahtepnrothteecaaoaobcaattroaateaszjrp.oCaharry*aoa*t tik fibre* arma* froca brake d f t or wachiBhn aabcato* musiiOngipoCraesefiUltaerpsuomf dpisa.mFeiltteerr2s5ecmtimonasnwd eproeredesiazree0d*8w|iimth triacetin and examined at 400x magnification by PCM. (Wricitbhoa rreittneuriaalIrrecriaa ipsrrpneruatnakalatirmapaKnpniega tfmropaaagll(VoIr)kSpblaroVatati. Fibres noth aspect ratio exceeding 3 with length greater waaedOKwaittiheinwtnhpeiaancoeapvteardagbiyaffi6ca0e3 tftiabofVdamrdlaex(poortoucrcruappapbeoaoreeldetxopboeaure. Although duo cooccacratioaa era low aad the hazard at tmhainnim5u|umn oanf d20d0iafmiberetesrourn1d0e0r 3ratnudnowmerfeiecldosunatnedd dtousat concentrations were determined by tbe standard ARC tbwethwneoennarfyibrfeiblreovaeila* anaedjiciparbdke.oguenociecrrtaiaikntiyodaibeaoturtd tthhee Braeatadritoonaalheirpt loeal iaduatry to potable health hazard aad praveotive aeaauraa by forSmomulea.25 10-minute personal samples at 1 litre per pobbeaboe ot aa appropriate code of practice. mpeirnumteinfluotwe rfalotewanrdat4e6w4-ebroeurcostlaleticctesda.mTplbees apte2rsliotnreasl Introduction * - Asbestos related diseases have attracted considerable scalemanpilnesg bwrearkee tbaokoesningwohernmtahcehinoipngerfartiocrtiownams aottehriearl as representing maximum dust emission circumstances ahtatzeanrtdioonf ionccruecpeantitonyaelaenx.pMosuucreh tios rkanwowfinbreasboinutmtihne wanedrecteaiklineng aatirbborerantehindgusltevleevlewls.ithTinbeS smtaetitcressaomfptlhees , ipnrgo,tencutliloinngaarnedwmelalneusftaacbtluisrhinegd.aTndhegupiidcetulirneeissfloersshedaelathr work centre as portraying average exposure levels. ipnotwenotrikalwfoirthfibarsebeessctoasp-ecoanntdaiansisnogcimateadteariiarbl owrnheerpeoltlbue Findings trieopnaiirs raenladtivseelryvilcoiwng,.asFfroicrtieoxnamlmplaeteirniam]sotcoormvmehoincllye Atersebdesitnosanmyagtaerraiag]eianndduittcwhasreepxapirlainingewd tahsantobteceanucsoeunof 'fmoutndcfianrybsroatkilee aansdbedsutotcsh(tsoygsteetmhesrcownitthainphaebnooulticSOtyppeer ltoranngsmlifiessaionnd gtbeeargsryoswteimngs iptospuuselawritays soefldaoumtomneactiecssfaluryid. rpeesrifnosrmasanbcien)dearndanwdevaarriaonuds toetahrermaadydcitaivueses tfoibraefferect Oinnaltlbeestoacbhliesrhhmaenndtsbarankdeawtteonrtkiownaws aasctohmermefoonreacfoticvuitsy lienacsreea. sRinegcoangdniatidovnicoefoannparesvsoecnitaiotendhhaesabltehenhapzroarmduils saesdbeosntostheisxpaossluikree.ly to be tbe main source of possible gcoatnetdroblyprcaocutincterisesarseucnhoatsyAetuustnraivliearsaanl.dWAimthergiceanebruatl tbePraoscseesmsebslyin, breramkoevwinogrkoilndclburdaekdecslehaoneisn,gsdeupsatrafrtoinmg HasosensgsmKeonntgopfroogcrceuspsaintigonaaslsohcaiaztaerddswfirthomreview of thine wpoosrsnibblyrakrievelitntiinnggsaanndd bfietvtienlglinngewtboeoelisntiongshaoneds,rweaitsh creolnedviatniotnsleignislolactaiol gnariatgwesa.sAospapmoprlteunsuervteoy winavseustnigdaetre sbeumt binlinthge. Aoltlhperrogcaersasgeseswtebree ousbeseorvfefadcitnorbyusmsaedrveicpiandgs, tbaakseisnfotor gdeettesrommineinmgehaseuarleths porfoatesbcetisotnossetrxapteogsyu.re as a wfoirthfalirnthinegr amlraecahdiynifnitgte. d to new shoes reduced tbe need souDrucestoafraissibnegstforosm. Ittbacenwimoruklswtrarsi ionbtvbieoubsrlaykae pboosussiibnlge Method Excluding very small concerns with less h*w 5 em aparedsswuraes auisrujaeltlyordebarunsehdinoguetitbhyerMofowwihngichwmithethhoigdhs prelogyuelaers,w1h2egraerbargaeksewaenrdedcuhtocshenwaotrkrawnadsoumnlfikroemly taolbiset ctionugldoprroodthuecre ma vaicshibinleindgusotfdtohuedf.rSicatwioinngm, failtienrgia, lrivweat*s oInfspeestcatbolriasthem. TehnetslarreggeissttewreasdawbuitshsetrhveicilnogcadlepFoatcwtoirtyh anIonththereplaortgeensttiaelsstaobulricshemofendtuastc.ompartment was allo a1n19d esmerpvliocyinegesfwachiillietietbsefroerstaprvoavriiedteyd othfevehi"clierse.paOirf cwaatsedwtiondborwak-me osyusntteemd mbeahiinntdentabnecewaonrkd banenecxht.raIcnt tfbane tlhesesseth, athnre5e0 heamdpbloeytweeese.n SOand 100 and tbe remainder sspmaaclelesragnadrangoesartrhaenrgeemwaesntnfoodredmusatrceaution 1of working invVoilsviitnsgwferircetiomnadmeatteorieaalcahndgamraegaesutroe oabirsbeorvrneewdourskt SpReoduaglihzlaytihoarl-f tbr 1-- aleivcdelsw. iTthhephmaseemcboranntreasftiloteprtiscaaml pmliknrgosmopeytho(PdCaMsso' d' - as th- 104 l- Air staple deteib ASBESTOS EXPOSURE IN HONG KONG 105 A B SFteantiocuil M Fenooal CB C SFteantiocoal Static CA D E SFteantiocoal CA Fenooal CA F 0 SFtaantiocoal Static C8 H SFtaantiocoal CA Fanooal CB I i FStaantiocoal Static CA K SFtaantiocoal CA Fanooal CA L FSatantiocoal Static ' CA 004- 0-83 000-001 0-02- 0-54 001- 0-01 020024 0-01- 0-02 0 0 1 -0 0 2 0(0H00t0t1--O-00O00S2 040001 001-003 0200-24 001-003 000100000-0-00-011102 001-003 004-012 003-003 0 16-028 000-001 008-012 OSS 000114 0008 022 0013 0013 0-01 003 002 008 002 O100 2 2 002 0005 008 0013 008 003 0O01O20Q2 S S*mp8ng results D euflsoi the number of sample, taken in each a n te - --Jype sample, the work activity in the - if* of tha o-i ^ s a a ^ g i i t e a a s g t o r t u r e generated .bra5kinag.2Insa&ddi2tioSn Lto*heSati ^ S ir ^ = s A i 0_1i1.w^ e i.n1te*ropwre'tcevde"acicaonrddinregclyordings below 0-1 BfiKb*n*// sboio^rruaarkcTceeeaarsottKsrfemmnMnbaluyhrcro**jn.,tai#.nrk^s--*nm"**oj f*5t*h**e*s*reeBfmiblamriens,i.nAgi n_inot.hlthere gareffe, " the " " P1 from all -1 SSSSuSn, d 2 , r L w" in * " "* ^ mingSshiSn G m S i r r * " d*."" **p**e *eredeothrdis* brake b ro sh S f^ produced more rborae dust than pa of napl md s-...., HHoo<n?g. TKontngtMare" relat"ivbeleystlowfibxres in ambient air "in study (Tromp, 1985) fom usinx "* P8wo X-ray anali^js the ma<xWim00u1mfiblervee/ml rlebcyorcfoSovwear*" ?*TMm to 30 fibres. Th5e S ee^eTo A*mst this backgrou*nd"tbheesftibrperloedvueclstsiien- SeTTk? i f **111x1*a bewacrcfefpSteSd a)soriis3in?g Var" D f * "*coocenlotion 5th tssssssa s : * P 0*"* standards these fibre coo Sage levej ooff 0o-1i3l fibre/ml is per*son*al^samhpilgehseasnt davtehre tio5nha2l 3hyin,gvpicetnreaea*vsetearenaxdgpaeorsodufrfMeortSochfbirbeyrwseoe/mDtillewinoitdhfiic0na-5ttehfdeibtorhceec/nutdipmae ^tehxpaossuerneoautssurcishkleovfelpsuwlmasounanrliykefliybrtoosbise aanssdoctihateerde ' 106 OCCUPATIONAL MEDICINE (1986) VOL. 3 6 ^ 0 . 3 ^in*d5u*satrr*yd. While00asrbeecsotrodsiosfcsouuclhdcbaesesdioscccouurnrtiendg iansthaae aocrcauapoajteiotnuaclrhisakzsa.rTdhethreelasatimoneshdipidonf TothraepsphloyldtoLimthiet <^n a5C3 *hr than fibrosis is uncertain aad *****'* t? ** necessarily fuarantee 5 3 W n ? fc 7 " ^ for "conasmideoruaattioonf tshmatalbl raaakde i j S i f t i l i V * 1"" " potential is not necessarily g methods. A hnk betwetennngiBircadge* work aad ccaonucnetr- '5S ^X^u-*l*/f*ntly paobrtleisdhceadsel*ofepmideseomthieolkiotmfSai (-Laager aad M10cC^augPh,enyi,1C9T8121)st"ri*kes aOwfaornhingJn^otke Ztoj?uaertl?oca^l inndtuhsetroyrctuompsotsasaibclees,hiteasletehmheadzaprrdudaenndt Parvacateiceonfoprrceovnetnrtoilveofmaesbaseustroess.iaTmo tohtoisrevnedhiacleCsoedrevico*f ofoocoheonincmluadteerdiaStlhweh^aednvpa?nohtsaesdgibe'leAo,sftPhueecsitne*gdcoauvsebSreeSsdto^bsyffrthe!ee gtoseewdoprkersaonnds coonntthroellubzyavredn, ttihlaetinoenedantod itshoelapteerassobneas-l to ndvee ,ea,um ^ a u r y C o o ch u io a ` oT*TIiesurvey coinnfiHrmonegd eKxposure to asbestos in tSherpiuubblicSatSionj ioff*altnhapprp0rtoecptri.ioantecoCnosdideeoraftPiornacmtiecrei.ted REFERENCES m i of artom e arte * bTyaeUhwaieBl NBbn. ale--aThhee*e ^ S J ;. 'S i '& s r r s j - **j .fa~ * ! ?(OT) l b 'm Ror A N- A. ac. Wow M. S. aad W a n e . L n o r TTrop5F. (S19ME)J_a36?50, ,m'SSr"a** r b, H-oe,2K3o?e*-. i<o. EPATMMOS. K o ^ "^ * 'V` L Cbea1, Occap*ti0Ml H" hh Wririoa, Labour Departs**, Hertwi 3 Her <-:i< i.. U. .1 << .</.. *1 t \ >