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You can turn cookies off, however due to their role of enhancing or enabling usability and site processes, disabling cookies may prevent you from being able to use certain parts of this website.
If you would like to disable cookies on your machine, you can do this through your browser settings. The ‘Help’ function within your browser will tell you how. Alternatively, you may wish to visit aboutcookies.org which contains comprehensive information on how to do this on a wide variety of browsers. You will also find details on how to delete cookies from your machine as well as more general information about cookies.