coated plate
91Printed circuit board — Part of a 1983 Sinclair ZX Spectrum computer board; a populated PCB, showing the conductive traces, vias (the through hole paths to the other surface), and some mounted electrical components A printed circuit board, or PCB, is used to… …
92Lars Ulrich — Infobox musical artist Name = Lars Ulrich Img capt = Lars Ulrich performing live in London 15 September 2008 Img size = 250 Landscape = Yes Background = non vocal instrumentalist Birth name = Alias = Born = birth date and age|1963|12|26 Gentofte …
93Drill bit — For the fictional character, see Drill Bit (Transformers). For the cancelled skyscraper nicknamed Drill bit, see Chicago Spire. For the types used in drilling wells, see Well drilling. From top to bottom: Spade, lip and spur (brad point), masonry …
94materials 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… …
95food preservation — Any method by which food is protected against spoilage by oxidation, bacteria, molds, and microorganisms. Traditional methods include dehydration, smoking, salting, controlled fermentation (including pickling), and candying; certain spices have… …
96Business and Industry Review — ▪ 1999 Introduction Overview Annual Average Rates of Growth of Manufacturing Output, 1980 97, Table Pattern of Output, 1994 97, Table Index Numbers of Production, Employment, and Productivity in Manufacturing Industries, Table (For Annual… …
97Binoculars — Binocular telescopes, or binoculars (also known as field glasses), are two identical or mirror symmetrical telescopes mounted side by side and aligned to point accurately in the same direction, allowing the viewer to use both eyes (binocular… …
98Louis Daguerre — Louis Jacques Mandé Daguerre Born November 18, 1787 (1787 11 18) Cormeilles en Parisis, Val d Oise, France …
99First photoconductive copy — The first photoconductive copy was made October 22 1938 by Chester Carlson in the state of New York.The technique began with the preparation of a photoconductive, sulfur coated, zinc plate. The item to be copied was a glass microscope slide on… …
100Microreactor — technologies developed at LLNL use micromachining techniques to miniaturize the reactor design. Applications include fuel processors for generating hydrogen, chemical synthesis, and bioreaction studies. A microreactor or microstructured reactor… …
