The Bathroom. The disposable razor -- Vaseline -- Hair straightener -- The Kitchen. Frozen food -- The blender -- Breakfast cereal -- The Foyer. The intercom -- Bank notes -- Locks and keys -- The Office. Muzak -- The pencil -- The electrical outlet -- The Garage. The intermittent windshield wiper -- The standard screw thread -- The flat-bottomed paper bag -- The Family Room. Television -- The exercise machine -- Solitaire -- The Bedroom. The brassiere -- Shatterproof glasses -- The condom.