01795nam a2200445 a 4500001001200000003000800012006001900020007001500039008004100054010001700095020001500112020001500127020001800142020001800160020002700178040002100205035002100226050002300247082001900270100001800289245015900307250001200466260006300478300001500541500003700556504005000593533015200643650003800795650005100833650005400884650003900938650005200977650005401029650003901083655002901122710003801151710001701189856012601206999001701332ebr10558822CaPaEBRm        u        cr cn|||||||||060524s2007    cou     sb    000 0 eng d  z  2006047723  z1583214542  z1583214291  z9781583214299  z9781583214541  z9781613000632 (e-book)  aCaPaEBRcCaPaEBR  a(OCoLC)79782383214aTD433b.G56 2007eb04a628.101/512221 aGiorgi, John.10aMath for water treatment operatorsh[electronic resource] :bpractice problems to prepare for water treatment operator certification exams /cJohn Giorgi.  a1st ed.  aDenver, Colo. :bAmerican Water Works Association,cc2007.  axx, 365 p.  a"Science and technology"--Cover.  aIncludes bibliographical references (p. 361).  aElectronic reproduction.bPalo Alto, Calif. :cebrary,d2011.nAvailable via World Wide Web.nAccess may be limited to ebrary affiliated libraries. 0aWaterxPurificationxMathematics. 0aWaterxPurificationvProblems, exercises, etc. 0aWater treatment plantsxEmployeesxCertification. 0aSewagexPurificationxMathematics. 0aSewagexPurificationvProblems, exercises, etc. 0aSewage disposal plantsxEmployeesxCertification. 0aEngineering mathematicsvFormulae. 7aElectronic books.2local2 aAmerican Water Works Association.2 aebrary, Inc.40uhttp://site.ebrary.com/lib/rucke/Doc?id=10558822zAn electronic book accessible through the World Wide Web; click to view  c88753d88753