Department of Energy and Climate Change, Management of the UK’s Plutonium Stocks: A consultation response on the long-term management of UK-owned separated civil plutonium, 2011, http://www.decc.gov.uk/assets/decc/Consultations/plutonium-stocks/3694-govt-resp-mgmt-of-uk-plutonium- stocks.pdf, para. 1.8. 35