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PLASTICS ENGINEERING EDITORIAL STAFFManaging EditorDaniel J. DomoffContributing EditorsKen BraneyDr. Roger CorneliussenHope InmanPatrick ToensmeierMichael TolinskiArt DirectorGerry Mercieca2011-2012 EXECUTIVECOMMITTEEPresidentRussell C. BroomeExecutive Director & CEOSusan E. OderwaldPresident-electJames S. GriffingSenior Vice PresidentJon RatzlaffVice President/TreasurerVijay BoolaniVice President/SecretaryBrent F. StrongVice PresidentDr. Raed Al-zu'biVice PresidentWilliam D. ArendtVice PresidentOlivier CraveVice PresidentScott E. Owens2010-2011 PresidentKen J. BraneyAd Hoc MembersDr. Brian P. GradyLance M. NewardRobert B. Duncan, Jr.From SPE..................................................5Plastics Testing and Analysis..........10New analysis techniques are being developed to take a look at structure onthe nanoscale and to perform testing on new stronger materials. Also, analy-sis instruments once found only in the laboratory are moving to the manu-facturing plant. By Nancy LamontagneThe Effects of Chlorinated Water onPolyethylene Pipes..................................18By Jerry Eng, Thomas Sassi, Thomas Steele, and Giacomo VitarelliPlastics in Defense & Safety....................28Exploring some of the benefits plastics can provide in the areas of publicsafety and defense.By Geoff Giordanowww.4spe.org | OCTOBER 2011 | PLASTICS ENGINEERING | 1CONTENTSVOLUME 67 | NUMBER 9 | OCTOBER 201110