§ Mr. FlynnTo ask the Secretary of State for Defence (1) in which year plutonium from Calder Hall was first sent to the United States of America under the 1958–59 United States-United Kingdom mutual defence agreement;
(2) in what year plutonium from Chapel Cross was first sent to the United States under the 1958–59 United States-United Kingdom mutual defence agreement;
(3) in what year plutonium from the Central Electricity Generating Board Magnox reactor was first sent to the United States under the 1958–59 United States-United Kingdom mutual defence agreement;
(4) in what year plutonium from the South of Scotland electricity board Magnox reactors was (a) first and (b) last sent to the United States of America under the 1958–59 United States-United Kingdom mutual defence agreement.
§ Mr. SainsburyDetails of transfers of nuclear materials under the United States-United Kingdom mutual defence agreement are classified.
§ Mr. FlynnTo ask the Secretary of State for Defence whether any plutonium originating in United Kingdom electricity board Magnox reactors has ever been used in a nuclear test explosion.
§ Mr. SainsburyNo.