In addition to several of the add-ons mentioned elsewhere in this thread (RequestPolicy, Ghostery), I use the helpful-only-for-Facebook FBPurity add-on which ha

In addition to several of the add-ons mentioned elsewhere in this thread (RequestPolicy, Ghostery), I use the helpful-only-for-Facebook FBPurity add-on which has had some issues staying in the various 'blessed' add-on repositories because it accomplishes its intended purpose so well! http://www.fbpurity.com/ http://www.fbpurity.com/