§ 54. Mr. Grimondasked the Prime Minister how the dangers from the fallout from the accident at Windscale compare with those from fall-out from our recent hydrogen bomb tests.
§ The Prime MinisterIt is not possible to compare the long-range fall-out, 7W mainly strontium 90, from hydrogen bomb tests, with the activity released at the Windscale incident, which was primarily the short-lived isotope of iodine.