§ Mr. Rookerasked the Secretary of State for the Environment if he will list the water authorities which increase the fluoride ion content of all or part of the public water supply in England, Wales and Scotland.
§ Mr. MacfarlaneThe Anglian, Northumbrian, North West, Severn-Trent, Thames, Yorkshire and Welsh water authorities increased the fluoride ion content of some of the public water supplies in their areas.
§ Mr. Rookerasked the Secretary of State for the Environment what recent medical research evidence he considered before introducing the Water (Fluoridation) Bill.
§ Mr. John PattenI have been asked to reply.
I shall let the hon. Member have a reply as soon as possible.