00766nam a2200193 a 4500003000200000005001700002008004100019050002800060100002000088245011000108260009300218300005400311504004100365650002600406650003400432650003700466650004000503650002900543020250306163354.0090706s19uu    xx uuu              eng d  aPGS TD 430b.Ah286 2009  aAhmed, Sharmil.  aMethods of removing colloidal and other suspended particles from lightly polluted water /cSharmil Ahmed.  aLas Piñas City, Philippines :  bSouthville International School and Colleges,	c2009.  a24 pages :   bcolored illustrations ;  c28 cm.   aIncludes bibliographical references.  aWatervPurification.   aSuspended sedimentsvRemoval.  aColloidsvEnvironmental aspects.  aWater treatment plantsvFiltration.  aCoagulation (Chemistry).