powder pressure tank
81Titanic (1997 film) — Titanic …
82Cordite — Not to be confused with Cordaites, the extinct tree. A stick of cordite from World War II …
83Iowa class battleship — The Iowa class battleships were a class of six fast battleships ordered by the United States Navy in 1939 and 1940 to escort the Fast Carrier Task Forces that would operate in the Pacific Theater of World War II. Four were completed in the early… …
84History of perpetual motion machines — The history of perpetual motion machines dates back to the Middle Ages. For millennia, it was not clear whether perpetual motion devices were possible or not, but the development of modern thermodynamics has indicated that they are impossible.… …
85United States — a republic in the N Western Hemisphere comprising 48 conterminous states, the District of Columbia, and Alaska in North America, and Hawaii in the N Pacific. 267,954,767; conterminous United States, 3,022,387 sq. mi. (7,827,982 sq. km); with… …
86Dust collector — Two rooftop dust collectors in Pristina, Kosovo A dust collector is a system used to enhance the quality of air released from industrial and commercial processes by collecting dust and other impurities from air or gas. Designed to handle heavy… …
87tactics — /tak tiks/, n. 1. (usually used with a sing. v.) the art or science of disposing military or naval forces for battle and maneuvering them in battle. 2. (used with a pl. v.) the maneuvers themselves. 3. (used with a sing. v.) any mode of procedure …
88textile — /teks tuyl, til/, n. 1. any cloth or goods produced by weaving, knitting, or felting. 2. a material, as a fiber or yarn, used in or suitable for weaving: Glass can be used as a textile. adj. 3. woven or capable of being woven: textile fabrics. 4 …
89Dairy farming — Dairy farm redirects here. For the retail company in Asia, see Dairy Farm International Holdings. A rotary milking parlor in an industrial dairy facility, located in Germany Dairy farming is a class of agricultural, or an animal husbandry,… …
90Rotational molding — or moulding is a versatile process for creating many kinds of mostly hollow plastic parts. The phrase is often shortened to rotomolding or rotomoulding.The process was developed in the 1940s but in early years was used little because it was a… …
