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sodium chloride
(Encyclopedia) sodium chloride, NaCl, common salt. Salt is important in many ways. It is an essential part of the diet of both humans and animals and is a part of most animal fluids, such as…salamander
(Encyclopedia) salamander, an amphibian of the order Urodela, or Caudata. Salamanders have tails and small, weak limbs; superficially they resemble the unrelated lizards (which are reptiles), but…Newfoundland and Labrador, province, Canada
(Encyclopedia) CE5 Newfoundland and LabradorNewfoundland and Labradorny&oomacr;ˈfənlənd, ny&oomacr;fənlăndˈ; lăbˈrədôrˌ [key], province (2001 pop. 512,930), 156,185 sq mi (404,519 sq km),…55 Sad Quotes From Movies
Movies have the power to evoke strong emotions in us, and there's nothing quite like a good tear-jerker to bring on the waterworks. Some of the most heart-wrenching moments in cinema history are…chlorine
(Encyclopedia) chlorinechlorineklōrˈēn, klôrˈ– [key] [Gr.,=green], gaseous chemical element; symbol Cl; at. no. 17; interval in which at. wt. ranges 35.446–35.457; m.p. −100.98℃; b.p. −34.6℃; density…Persian Gulf
(Encyclopedia) Persian Gulf, arm of the Arabian Sea, 90,000 sq mi (233,100 sq km), between the Arabian peninsula and Iran, extending c.600 mi (970 km) from the Shatt al Arab delta to the Strait of…refrigeration
(Encyclopedia) CE5 Compression system of refrigeration refrigeration, process for drawing heat from substances to lower their temperature, often for purposes of preservation. Refrigeration in its…earthquake
(Encyclopedia) CE5 Worldwide pattern of earthquake activity: The dots indicate the epicenters of all earthquakes recorded during a recent 10-year period. CE5 earthquake, trembling or shaking…airplane
(Encyclopedia) CE5 A. Side view of jet-propelled airplane B. Top view airplane,&sp;aeroplane, or aircraft, heavier-than-air vehicle, mechanically driven and fitted with fixed wings that…helium
(Encyclopedia) heliumheliumhēˈlēəm [key], gaseous chemical element; symbol He; at. no. 2; at. wt. 4.0026; m.p. below −272℃ at 26 atmospheres pressure; b.p. −268.934℃ at 1 atmosphere pressure; density…Trending
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