§ Mr. Hastingsasked the Prime Minister whether he will give an approximate estimate of the amount of strontium 90 in the fall-out of one of the new fission-fusion bombs compared with that produced when a thermo-nuclear bomb of equal destructive power is discharged.
§ The Prime MinisterIt would not be in the public interest to go into more detail than my statement on this subject in the debate on 1st April.