half-rate mirror
21industrial glass — Introduction solid material that is normally lustrous and transparent in appearance and that shows great durability under exposure to the natural elements. These three properties lustre, transparency, and durability make glass a favoured… …
22Islamic arts — Visual, literary, and performing arts of the populations that adopted Islam from the 7th century. Islamic visual arts are decorative, colourful, and, in religious art, nonrepresentational; the characteristic Islamic decoration is the arabesque.… …
23photography, technology of — Introduction equipment, techniques, and processes used in the production of photographs. The most widely used photographic process is the black and white negative–positive system (Figure 1 >). In the camera the lens projects an image of… …
24reaction mechanism — Introduction in chemical reactions (chemical reaction), the detailed processes by which chemical substances are transformed into other substances. The reactions themselves may involve the interactions of atoms (atom), molecules (molecule),… …
25Hubble Space Telescope — Infobox Space telescope name = Hubble Space Telescope (HST) caption = The Hubble Space Telescope as seen from Space Shuttle Discovery during its second servicing mission (STS 82) organization = NASAESASTScI alt names = nssdc id =… …
26eye, human — ▪ anatomy Introduction specialized sense organ capable of receiving visual images, which are then carried to the brain. Anatomy of the visual apparatus Structures auxiliary to the eye The orbit The eye is protected from mechanical injury… …
27Barrow-in-Furness — For the larger local government district, see Barrow in Furness (borough). Coordinates: 54°06′39″N 3°13′34″W / 54.1108°N 3.2261°W / …
28Health insurance — is insurance against the risk of incurring medical expenses among individuals. By estimating the overall risk of health care expenses among a targeted group, an insurer can develop a routine finance structure, such as a monthly premium or payroll …
29RUSSIA — RUSSIA, former empire in Eastern Europe; from 1918 the Russian Soviet Federative Socialist Republic (R.S.F.S.R.), from 1923 the Union of Soviet Socialist Republics (U.S.S.R.); from 1990 the Russian Federation. Until 1772 ORIGINS The penetration… …
30Looking glass self — Created by Charles Horton Cooley in 1902 (McIntyre 2006), the looking glass self [The term is sometimes hyphenated in the literature, sometimes not. Compare, for example, the titles of Shaffer (2005) and Yeung Martin (2003), below.] is a… …
