powder-handling room
41Colt Paterson — Paterson Colts Top: Texas Paterson with Loading Lever c 1839. Lower: Texas Paterson 1836 (replicas) Type Revolver Place of origin …
42technology, history of — Introduction the development over time of systematic techniques for making and doing things. The term technology, a combination of the Greek technē, “art, craft,” with logos, “word, speech,” meant in Greece a discourse on the arts, both… …
43Ship gun fire-control system — Mk 37 Director c1944 with Mk 12 (rectangular antenna) and Mk 22 orange peel Ship gun fire control systems (GFCS) enable remote and automatic targeting of guns against ships, aircraft, and shore targets, with or without the aid of radar or optical …
44sculpture — sculptural, adj. sculpturally, adv. /skulp cheuhr/, n., v., sculptured, sculpturing. n. 1. the art of carving, modeling, welding, or otherwise producing figurative or abstract works of art in three dimensions, as in relief, intaglio, or in the… …
45zinc processing — Introduction preparation of the ore for use in various products. Zinc (Zn) is a metallic element of hexagonal close packed (hcp) crystal structure and a density of 7.13 grams per cubic centimetre. It has only moderate hardness and can …
46Radio-frequency identification — (RFID) is a technology that uses radio waves to transfer data from an electronic tag, called RFID tag or label, attached to an object, through a reader for the purpose of identifying and tracking the object. Some RFID tags can be read from… …
47Rocket engine — RS 68 being tested at NASA s Stennis Space Center. The nearly transparent exhaust is due to this engine s exhaust being mostly superheated steam (water vapor from its propellants, hydrogen and oxygen) …
48The Wizard of Oz (1939 film) — The Wizard of Oz Theatrical release poster Directed by Victor Fleming Uncredited: Norman Taurog Richard Thorpe …
49Waco Siege — Infobox Military Conflict conflict=Waco Siege caption=The Mount Carmel Center in flames during the assault on April 19, 1993. result=Raid: Shootout resulting in the ATF retreat Assault: Buildings burned to the ground resulting in a mass number of …
50New Orleans Police Department — Abbreviation NOPD Patch of the New Orleans Police Department …
