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1、LEADHAZARDS&CONTROLS(AwarenessTraining)铅的伤害和控制CONTENTSOF THELEADSTANDARDSExposureassessment.Complianceplan.Respiratoryselection.Protectiveclothingandequipment.Housekeeping.Hygienefacilities&practices.Medicalsurveillance.Medicalremovalprotection.Workerinformation&traini
2、ng.Warningsigns.RecordkeepingTASKSTHATCANRESULTINEXPOSUREABOVETHEACTIONLEVELAbrasiveblastingWelding,cuttingandburningonsteelstructuresManualscrapingandsandingManualdemolitionofstructuresHeatgunapplicationUsingleadcontainingmortarAbrasiveblastingenclosuremovementandremo
3、valPowertoolcleaningRivetbustingCleanupactivitieswheredry,expendableabrasivesareusedManualdumpingoflead-containingrawmaterialsPaintThatContainsLeadIfleftintact,leadpaintsposenosignificanthazard.PaintedHandrailswillnotcauseharmifyoutouchthemBut!Whengrindedon,sandblasted
4、,ormanuallyscraped,thepaint/leadwillbecomeairborneandmayposeahazardifinhaledoraccidentallyeaten.RiskIsRelativeItdependson…%leadinthepaintTheamountorsizeofsurfaceareabeingdisturbedAvailableventilation(andifitisused)Methodofdisturbance/removalPPEusedLocationofWork(confin
5、edspacesorenclosuresvs.outdoors)Etc.RiskIsRelativeSamegoesforhandlingofRawMaterialsItdependson…%leadinthematerialTheamountorsizeofadditionMethodofadditionAvailableventilation(andifitisused)PPEusedetc.RoutesofEntryIntotheBodyINHALATION(primaryroute)Usuallyfromsandblasti
6、ng,grinding,cuttingoperationsorrawmaterialpowderadditionsgeneratingleaddustorfume.ORAL/INGESTION(mostlyaccidental)Fromeatingorsmokinginareaswhereleadispresentorfailuretowashhandsbeforedoingeither.MostLeadcompoundsDONOTpenetratethroughtheskin;Exceptionistetraethylleadus
7、edingasoline.SYMPTOMSOFOVER-EXPOSUREAnorexia,metallictasteinmouth,anxiety,constipation,nausea,pallor,excessivetiredness,weakness,insomnia,headache,nervousirritability,muscleandjointpain,finetremors,numbness,dizziness,hyperactivityandcolic.LEADHAZARDS–LongTermDamagetobl
8、oodformingorgans(anemia)Centralnervoussystemdamage.Urinarysystemdamage.Reproductivesystemdamage.ACCESSTOMEDICALRECORD
