§ Mr. Dalyellasked the Secretary of State for Defence what is the source of the radium 223 used in training exercises.
§ Mrs. Clwydasked the Secretary of State for Defence what quantity of radium 223 sulphate, diluted with barium sulphate and aluminium oxide, is typically used in military training exercises simulating nuclear accidents.
§ Mr. Ian StewartI shall answer as soon as possible.