technical information letter
51Bluetooth — This article is about the electronic protocol. For the medieval King of Denmark, see Harald I of Denmark. Bluetooth logo Bluetooth is a proprietary open wireless technology standard for exchanging data over short distances (using short wavelength …
52Hangul — For other uses, see Hangul (disambiguation). Hangul 한글 Type …
53Magnetic resonance imaging — MRI redirects here. For other meanings of MRI or Mri, see MRI (disambiguation). Magnetic resonance imaging Intervention Sagittal MR image of the knee ICD 10 PCS B?3?ZZZ …
54William Beebe — For the U.S. Army officer and Medal of Honor recipient, see William Sully Beebe. William Beebe William Beebe in British Guiana in 1917 …
55Microform — For other uses, see Microform (disambiguation). Digital scanning of microfilm (see Digital conversion below). Microforms are any forms, either films or paper, containing microreproductions[1] of documents for transmission, storage, reading, and… …
56Nord Stream — Location of Nord Stream Location Country Russia, Germany General direction …
57Nuclear reactor — Core of CROCUS, a small nuclear reactor used for research at the EPFL in Switzerland This article is a subarticle of Nuclear power. A nuclear reactor is a device to initiate and control a sustained nuclear chain reaction. Most commonly they are… …
58Cartography — Cartographer redirects here. For the album by E.S. Posthumus, see Cartographer (album). A nautical chart of the Mediterranean Sea from the second quarter of the 14th century. It is the oldest original cartographic artifact in the Library of… …
59National Security Agency — NSA redirects here. For other uses, see NSA (disambiguation). For the Bahraini intelligence agency, see National Security Agency (Bahrain). National Security Agency Agency overview …
60Sudan — This article is about the country. For the geographical region, see Sudan (region). For the state that seceded from Sudan, see South Sudan. For other uses, see Sudan (disambiguation). Republic of the Sudan جمهورية السودان Jumhūrīyat as Sūdān …
