Changes

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|[[File:StructuralDiagramEthene.png|center|125px]]

|[[File:PolytheneFormula.png|center|200px]]

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|[[File:StructuralDiagramTetrafluoroethene.png|center|125px]]

|[[File:PolyTetraFluoroEtheneFormula.png|center|200px]]

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|[[File:StructuralDiagramPropene.png|center|200px]]

|[[File:PolyPropeneFormula.png|center|200px]]

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|[[File:StructuralDiagramEthandioateEthandiol.png|center|200px]]

|[[File:StructuralDiagramPolyester.png|center|200px]]

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|[[File:StructuralDiagramGlucose.png|center|200px]]

|[[File:StructuralDiagramStarch.png|center|200px]]

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|[[File:StructuralDiagramGlycine.png|center|200px]]

|[[File:StructuralDiagramPolyglycine.png|center|200px]]

|-