HC Deb 23 March 1955 vol 538 c188W
67. Mr. W. Wells

asked the Minister of Defence whether he will arrange for experiments to test the uses of smoke in counteracting the effects of nuclear and thermonuclear explosions.

Mr. H. Macmillan

Experiments have already been started under the authority of my right hon. Friend the Minister of Supply, the results of which will be of interest both to Civil Defence and to the Services.