§ Mr. Frank Allaunasked the Secretary of State for Defence what was the purose of the recent British nuclear test in Nevada; how many tests have been carried out so far as part of the Chevaline project and how many more are planned; what is the average cost of each test; and if the United Kingdom has to pay in United States dollars.
§ Mr. SpeedPayment for British nuclear tests is made in US dollars. For security reasons it has been the practice of successive Governments not to reveal details of particular nuclear test, of the planned tests programme or of the detailed costs of nuclear programmes.