safety characteristic
81Barranquilla —   Municipality and city   From top left: The Maria Reina Cathedral, the North Barranquilla, the port along Magdalena River, the costums, the Paseo Bolivar and cultur …
82Screw thread — Internal and external threads illustrated using a common nut and bolt. The screw and nut pair can be used to convert torque into linear force. As the screw (or bolt) is rotated, the screw moves along its axis through the fixed nut, or the non… …
83List of battery sizes — 4.5 Volt, D, C, AA, AAA, AAAA, A23, 9 Volt, CR2032 and LR44 batteries. This article lists the sizes and shapes of some common primary and secondary battery types in household and light industrial use. The long history of disposable dry cells… …
84Food microbiology — is the study of the microorganisms which inhabit, create or contaminate food. Of major importance is the study of microorganisms causing food spoilage.cite book | author = Fratamico PM and Bayles DO (editor). | title = Foodborne Pathogens:… …
85Semiconductor curve tracer — The Type 575 Transistor Curve Tracer displays the dynamic characteristic curves of both NPN and PNP transistors on the screen of a 5 inch cathode ray tube. Several different transistor characteristic curves may be displayed, including the… …
86Austria — Austrian, adj., n. /aw stree euh/, n. a republic in central Europe. 8,054,078; 32,381 sq. mi. (83,865 sq. km). Cap.: Vienna. German, Österreich. * * * Austria Introduction Austria Background: Once the center of power for the large Austro… …
87materials science — the study of the characteristics and uses of various materials, as glass, plastics, and metals. [1960 65] * * * Study of the properties of solid materials and how those properties are determined by the material s composition and structure, both… …
88Western architecture — Introduction history of Western architecture from prehistoric Mediterranean cultures to the present. The history of Western architecture is marked by a series of new solutions to structural problems. During the period from the… …
89Lange Jaap — Lange Jaap …
90NEW YORK CITY — NEW YORK CITY, foremost city of the Western Hemisphere and largest urban Jewish community in history; pop. 7,771,730 (1970), est. Jewish pop. 1,836,000 (1968); metropolitan area 11,448,480 (1970), metropolitan area Jewish (1968), 2,381,000… …
