Health Update: Help for the blind

A KNIFE with an adjustable guide to help blind people cut different thicknesses of bread, cheese and meat is one of a new range of kitchen products just launched by the Royal National Institute for the Blind. Other products include a milk saver, which indicates when liquids are about to boil. Further details from RNIB Customer Services, PO Box 173, Peterborough PE2 6WS (0345 023153).