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This page is within the scope of WikiProject Chemistry, a collaborative effort to improve the coverage of
chemistry on Wikipedia. If you would like to participate, please visit the project page, where you can join
the discussion and see a list of open tasks.ChemistryWikipedia:WikiProject ChemistryTemplate:WikiProject ChemistryChemistry articles
This page is within the scope of WikiProject Pennsylvania, a collaborative effort to improve the coverage of
Pennsylvania on Wikipedia. If you would like to participate, please visit the project page, where you can join
the discussion and see a list of open tasks.PennsylvaniaWikipedia:WikiProject PennsylvaniaTemplate:WikiProject PennsylvaniaPennsylvania articles
This page is within the scope of WikiProject Philadelphia, a collaborative effort to improve the coverage of
Philadelphia on Wikipedia. If you would like to participate, please visit the project page, where you can join
the discussion and see a list of open tasks.PhiladelphiaWikipedia:WikiProject PhiladelphiaTemplate:WikiProject PhiladelphiaPhiladelphia articles
