§ Mr. Blakerasked the Secretary of State for Defence what information he has about recent scientific developments which would make the manufacture of materials for the construction of atomic weapons cheaper and more simple and in particular about techniques involving the 459W use of laser beams; and if he will make a statement.
§ Mr. Mason,pursuant to his reply [Official Report, 5th May 1975; Vol. 891, c. 342], gave the following information:
Developments of this nature are of potential significance in the future and we are watching them closely.