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In electrical and safety engineering, hazardous locations (HazLoc, pronounced haz·lōk) are places where fire or explosion hazards may exist. Sources of such hazards include gases, vapors, dust, fibers, and flyings, which are combustible or flammable. Electrical equipment installed in such locations can provide an ignition source, due to ...
The English word Germany derives from the Latin Germania, which came into use after Julius Caesar adopted it for the peoples east of the Rhine. [12] The German term Deutschland, originally diutisciu land ('the German lands'), is derived from deutsch (cf. Dutch), descended from Old High German diutisc 'of the people' (from diot or diota 'people'), originally used to distinguish the language of ...
The Köppen climate classification is one of the most widely used climate classification systems. It was first published by German-Russian climatologist Wladimir Köppen (1846–1940) in 1884, [ 1][ 2] with several later modifications by Köppen, notably in 1918 and 1936. [ 3][ 4] Later, German climatologist Rudolf Geiger (1894–1981 ...
Right now, Grant spends part of his time in Sitges, where he goes as a tourist with up to two stays per year of 90 days. He plans to sell his NYC apartment and settle some family business before ...
Aktion T4 Hitler's order for Aktion T4 Also known as T4 Program Location German-occupied Europe Date September 1939 – 1945 Incident type Forced euthanasia Perpetrators SS Participants Psychiatric hospitals Victims 275,000–300,000 [a] Aktion T4 (German) was a campaign of mass murder by involuntary euthanasia in Nazi Germany. The term was first used in post- war trials against doctors who ...
Heat intolerance is a symptom characterized by feeling overheated in warm environments or when the surrounding environment's temperature rises. [ 1] Typically, the person feels uncomfortably hot and sweats excessively. Compared to heat illnesses like heatstroke, heat intolerance is usually a symptom of endocrine disorders, drugs, or other ...
Car engine thermostat. Perhaps the most common example of purely mechanical thermostat technology in use today is the internal combustion engine cooling system thermostat, used to maintain the engine near its optimum operating temperature by regulating the flow of coolant to an air-cooled radiator. This type of thermostat operates using a ...
The thyroid system of the thyroid hormones T 3 and T 4 [1] Thyroid hormones are any hormones produced and released by the thyroid gland, namely triiodothyronine (T 3) and thyroxine (T 4). They are tyrosine-based hormones that are primarily responsible for regulation of metabolism. T 3 and T 4 are partially composed of iodine, derived from food. [2]