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This article is within the scope of WikiProject Chemicals, a daughter project of WikiProject Chemistry, which aims to improve Wikipedia's coverage of chemicals. To participate, help improve this article or visit the
project page for details on the project.ChemicalsWikipedia:WikiProject ChemicalsTemplate:WikiProject Chemicalschemicals articles
This article has been given a rating which conflicts with the
project-independent quality rating in the banner shell. Please resolve this conflict if possible.
This article is part of the History of Science WikiProject, an attempt to improve and organize the
history of science content on Wikipedia. If you would like to participate, you can edit the article attached to this page, or visit the
project page, where you can join the project and/or contribute to the
discussion. You can also help with the History of Science Collaboration of the Month.History of ScienceWikipedia:WikiProject History of ScienceTemplate:WikiProject History of Sciencehistory of science articles