HC Deb 12 December 1955 vol 547 cc144-5W
121. Mr. Hamilton

asked the Minister of Works whether there has yet been any increase detected in radio-activity in the upper stratosphere consequent on the exploding of a hydrogen weapon recently by the Union of Soviet Socialist Republics.

Mr. Birch

Some slight radio-activity from the recent Russian explosion has been detected in the stratosphere over the United Kingdom.

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