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Technology code names |
| Name | Description |
| PROJECT HABBAKUK | Aircraft carrier constructed from frozen seawater mixed with sawdust (named Pykrete by its inventor Geoffrey Pyke). An 18m prototype was demonstrated but it was never developed further. |
| MANHATTAN ENGINEER DISTRICT (MED) | US codename of the project to construct the necessary buildings and plants for the development of the atomic bomb in the USA. The first and only nuclear test explosion was code-named TRINITY, taking place on July 16th 1945 in new mexico. |
| TUBE ALLOYS | Code name for nuclear weapons during World War 2. |
| MULBERRY | Two artificial ports built to supply Allied troops fighting the Normandy campaign. Component parts were assembled all around the UK, and collected on the south coast from where after OP OVERLORD they were towed across the English Channel and assembled. The harbours were deployed at St Laurent and Arromanches, although the former was so damaged by a storm on 19th June it was not used further. |
| PLUTO | Pipe Line Under The Ocean, used by the British in OP TOMBOLA to pipe petrol from UK to Normandy, delivering up to 4000 gallons a day. |
| ULTRA | British security classification for Top Secret material produced from decryption of intercepted German (and some Italian) radio messaged enciphered mostly using the ENIGMA machines. |
| WINDOW | Strips of metal foil released from aircraft to jam radars. First used by the RAF in 1943 against German fixed and flying night-fighter radar. |
| UPKEEP | Codename for the bouncing bomb (actually a mine) designed by Arthur Barnes Wallis, and used in the attack against the Ruhr Dams (Mohne, Eder, Sorpe |
| MKULTRA | CIA mind control research in the 1950s-1970s. renamed MKSEARCH in 1964. |