Disability Right UK (formerly R.A.D.A.R.) promotes a U.K. national scheme, whereby specially manufactured locks are fitted in toilets UK wide, that can only be operated using a RADAR key. The National Key Scheme (NKS) offers disabled people independent access to locked public toilets around the country. Toilets fitted with N&C Phlexicare RADAR National Key Scheme (NKS) locks can now be found in shopping centres, pubs, cafés, department stores, bus and train stations and many other locations in most parts of the country.