§ Mr. Skeet
asked the Secretary of State for Trade and Industry what is the total amount the Atomic Energy Authority has spent on research and development on reactor systems and fuel technology; and if he will apportion the total sum laid out on the different types of nuclear reactors.
§ Mr. Emery
The authority's expenditure up to 31st March, 1972, on major reactor systems and fuel technology has been:
£ million Magnox 21 Mark II Advanced Gas Cooled Reactor (A.G.R.) 119 Mark III High Temperature Gas Cooled Reactor (H.T.G.C.R.) 16 Water moderated systems 82 Fast reactor 180
Some £200 million has also been spent on early exploratory work on these systems, together with general work in support of reactor technology. In addition the authority has contributed £16 million to international projects, principally the Dragon project.