metallic arc
51Transmission electron microscopy — A TEM image of the polio virus. The polio virus is 30 nm in size.[1] Transmission electron microscopy (TEM) is a microscopy technique whereby a beam of electrons is transmitted through an ultra thin specimen, interacting with the specimen as it… …
52Villains in Mighty Morphin Power Rangers — The villains of the Power Rangers universe that appeared in the television series Mighty Morphin Power Rangers and the film Mighty Morphin Power Rangers: The Movie were aliens serving or allied to Rita Repulsa and/or, later, Lord Zedd, including… …
53Optical fiber — A bundle of optical fibers A TOSLINK fiber optic audio c …
54Moon — This article is about Earth s Moon. For moons in general, see Natural satellite. For other uses, see Moon (disambiguation) …
55Saturn — Infobox Planet bgcolour = #FFCC66 name = Saturn symbol = caption = Saturn, as seen by Cassini orbit ref =cite web last = Yeomans | first = Donald K. | date = 2006 07 13 url = http://ssd.jpl.nasa.gov/?horizons title = HORIZONS System | publisher …
56Animorphs — This article is about the book series. For the TV series, see Animorphs (TV series). Animorphs The cover of the first book in the series, The Invasion …
57Lightning rod — A lightning rod (USA) or lightning conductor (UK) is a single component in a lightning protection system. In addition to rods placed at regular intervals on the highest portions of a structure, a lightning protection system typically includes a… …
58Europe — /yoor euhp, yerr / for 1; /yoo roh pee, yeuh / for 2, n. 1. a continent in the W part of the landmass lying between the Atlantic and Pacific oceans, separated from Asia by the Ural Mountains on the E and the Caucasus Mountains and the Black and… …
59iron processing — Introduction use of a smelting process to turn the ore into a form from which products can be fashioned. Included in this article also is a discussion of the mining of iron and of its preparation for smelting. Iron (Fe) is a… …
60Ceramic discharge metal-halide lamp — The ceramic discharge metal halide (CDM) lamp, mostly referred to as Ceramic Metal Halide lamp (CMH), is a relatively new source of light that is a variation of the old (high pressure) mercury vapour lamp. The discharge is contained in a ceramic… …
