line insulation
121Castle Vale — Coordinates: 52°31′16″N 1°47′05″W / 52.521085°N 1.784715°W / 52.521085; 1.784715 …
122List of spacewalks and moonwalks — This list contains all spacewalks and moonwalks where an astronaut has fully, or partially left his spacecraft. All spacewalks have had the astronauts tethered to their spacecraft except for seven spacewalks by the United States, (six in 1984… …
123Marx generator — diagrams; Although the left capacitor has the greatest charge rate, the generator is typically allowed to charge for a long period of time, and all capacitors eventually reach the same charge voltage …
124Cold Regions Research and Engineering Laboratory — Established 1 February 1961 (1 February 1961) Research Type …
125Knob and tube wiring — (sometimes abbreviated K T) was an early standardized method of electrical wiring in buildings, in common use in North America from about 1880 to the 1930s. [Terrell Croft and Wilford Summers (ed), American Electricans Handbook, Eleventh Edition …
126List of vacuum tubes — This is a list of vacuum tubes or thermionic valves. Before the advent of semiconductor devices, hundreds of tube types were used in consumer and industrial electronics; today only a few types are still used in specialized applications. Contents… …
127Evolution of mammals — Restoration of Thrinaxodon, a member of the cynodont group, which includes the ancestors of mammals Further information: Evolutionary history of life The evolution of mammals within the synapsid lineage (sometimes called mammal like reptiles )… …
128Kite (Styrofoam-only) — Some kites are made of Styrofoam only. Styrofoam is a tradename for expanded polystyrene thermal insulation material (often referred to as EPS), manufactured by Dow Chemical Company; it is bluish in color. Popular abuse of names has EPS foam cups …
