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MendeleFox 0.8 Requires Restart
This add-on will add a small button on the right of the status bar. By clicking on it a Mendeleiev table will be displayed and will offer you some usefull informations.
This add-on has been marked as experimental by its developers
This add-on is not compatible with your version of Firefox because of the following:
About this Add-on
Please report any bug you may find. Thanks :)