الفهرس 
IntroductionOnly 14 pages are availabe for public view
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Abstract
Itcanbeconcludedfromthepresentworkthatexaminationofwastewatertreatmentplants(WWPTs)showedhigherlead,cadmium,copperandzincconcentrationsinwatertakenfrominput thaninoutput.Leadandcadmiumionsshowedhighervaluesabovetheirnaturallevelsaffectinganimalandhumanhealth.Thepresentworkshowedthatwoodsawdustintheformofmicroparticleswasapromisinglow-costadsorbenttobeusedintheremovalofleadandcadmiumionsfromaqueoussolutionsoverawiderangeofconcentrations.Leadandcadmiumremovalpercentages increasedwith increasing contacttimeuntilreachingoptimumequilibriumcontacttime(40minutes),thenitremainedstable.Removalpercentagedecreasedwithincreasinginitialmetalconcentrations.TheoptimumpHfoundforadsorptionexperimentswas7andequilibriumsawdustdosagewas0.6,0.4gramforleadandcadmiumatwhichmaximumremovalpercentageofleadandcadmiumwereobserved.Studdingeffectivenessofwoodsawdustonremovalofleadandcadmiumfromuntreatedinputofwastewatertreatmentplantsshowedhigherremovalpercentagesforbothleadandcadmium ionsindicatingthatwoodsawdustisaneffectiveadsorbent forheavymetalremovalfromwater.