process of deterioration
51mental disorder — Any illness with a psychological origin, manifested either in symptoms of emotional distress or in abnormal behaviour. Most mental disorders can be broadly classified as either psychoses or neuroses (see neurosis; psychosis). Psychoses (e.g.,… …
52ice in lakes and rivers — Introduction a sheet or stretch of ice forming on the surface of lakes and rivers when the temperature drops below freezing (0° C [32° F]). The nature of the ice formations may be as simple as a floating layer that gradually thickens, or it …
53Clean Air Act (United States) — Clean Air Act Full title Clean Air Act of 1963 Acronym CAA Effective Dec. 17, 1963 Citations Public Law P.L. 88 206 …
54Condition monitoring — is the process of monitoring a parameter of condition in machinery, such that a significant change is indicative of a developing failure. It is a major component of predictive maintenance. The use of conditional monitoring allows maintenance to… …
55Evolution of ageing — Enquiry into the evolution of ageing aims to explain why almost all living things weaken and die with age. There is not yet agreement in the scientific community on a single answer. The evolutionary origin of senescence remains a fundamental… …
56Flux (metallurgy) — Rosin used as flux for soldering A flux pen used f …
57POLAND — POLAND, republic in E. Central Europe; the kingdom of Poland and the grand duchy of Lithuania united formally (Poland Lithuania) in 1569. This article is arranged according to the following outline: the early settlements jewish legal status… …
58Dementia praecox — An article by Eugen Bleuler on dementia praecox (1911) Dementia praecox (a premature dementia or precocious madness ) refers to a chronic, deteriorating psychotic disorder characterized by rapid cognitive disintegration, usually beginning in the… …
59Conservatory of Flowers — Golden Gate Park Conservatory U.S. National Register of Historic Places …
60Economic impact of immigration to Canada — The economic impact of immigration is an important topic in Canada. Throughout its history Canada has depended on a large stream of immigrants for its economic success. While the immigration rate has declined sharply from its peak early in the… …
