stack supplies
51Opto-isolator — This article is about the electronic component. For the optical component, see optical isolator. Schematic diagram of an opto isolator showing source of light (LED) on the left, dielectric barrier in the center, and sensor (phototransistor) on… …
52Military Sealift Command — Established: 9 July 1949 Activated: Renamed: 1 …
53Computer cooling — An OEM AMD heatsink mounted onto a motherboard. Computer cooling is required to remove the waste heat produced by computer components, to keep components within their safe operating temperature limits. Various cooling methods help to improve… …
54The Walking Dead — Infobox comic book title title = The Walking Dead caption =Cover art for The Walking Dead: Days Gone Bye trade paperback. Art by Tony Moore. schedule = Monthly ongoing = y publisher = Image Comics date=October 2003 Present issues = Zombie = y… …
55Bone Valley — The Bone Valley is a region of central Florida, encompassing portions of present day Hardee, Hillsborough, Manatee, and Polk counties, in which phosphate is mined for use in the production of agricultural fertilizer. Florida currently contains… …
56Kingsland Explosion — The Kingsland Explosion was an incident that took place during World War I at a munitions factory in New Jersey.Following the successful sabotage of Black Tom Island, the next target selected by the German saboteurs was the Canadian Car and… …
57Mining in Cornwall and Devon — Ruin of Cornish tin mine …
58Gramophone record — A 12 inch (30 cm) 33⅓ rpm record (left), a 7 inch 45 rpm record (right), and a CD (above) A gramophone record, commonly known as a phonograph record (in American English), vinyl record (in reference to vinyl, the material most commonly used after …
59USS Wahoo (SS-238) — See Wahoo for other ships of the same name.USS Wahoo (SS 238) was a Gato class submarine, the first United States Navy ship to be named for the wahoo, a dark blue food fish of Florida and the West Indies. (The other was SS 565.) Wahoo earned six… …
60Constellation program — logo Constellation Program (abbreviated CxP) is a human spaceflight program within NASA, the space agency of the United States. The stated goals of the program were to gain significant experience in operating away from Earth s environment,… …
