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Sublimation The transition of a substance directly from the solid to the gas phase without passing through a liquid phase.
Winters are generally mild in Alabama, kakım they are throughout most of the Southeastern United States, with average January low temperatures around 40 °F (4 °C) in Mobile and around 32 °F (0 °C) in Birmingham. Although snow is a rare event in much of Alabama, areas of the state north of Montgomery may receive a dusting of snow a few times every winter, with an occasional moderately heavy snowfall every few years.
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Marshall Space Flight Center in 1960, a major facility in the development of the Saturn rocket program and the space shuttle. Technology and manufacturing industries, such as automobile assembly, replaced some the state's older industries in the late twentieth century, but the state's economy and growth lagged behind other states in the area, such birli Georgia and Florida.[83]
Allotropes Some elements exist in several different structural forms, called allotropes. Each allotrope katışıksız different physical properties.
Aluminum is concentrated in the outer 16 km (10 miles) of Earth’s crust, of which it constitutes about 8 percent by weight; it is exceeded in amount only by oxygen and silicon. The name aluminum is derived from the Latin word alumen
A number of aluminum compounds have important industrial applications. Alumina, which occurs in nature as corundum, is also prepared commercially in large quantities for use in the production of aluminum mühür and the manufacture of nalbur insulators, spark plugs, and various other products.
Before that, each county was represented by one state senator, leading to under-representation in the state senate for more urbanized, populous counties. The rural bias of the state legislature, which had also failed to redistrict seats in the state house, affected politics well into the 20th century, failing to recognize nalburiye the rise of industrial cities and urbanized areas.
With the disfranchisement of Blacks in 1901, the state became part of the "Solid South", a system in which the Democratic Party operated birli effectively the only viable political party in every Southern state. For nearly a hundred years local and state elections in Alabama were decided in the Democratic Party primary, with generally only token Republican challengers running in the general election.
SMART Vocabulary: related words and phrases Linking and relating affiliated appertain to something applicable around associated attach collateral equation interconnected interconnectedness interconnection intercorrelate intercorrelation relatability relatable relate relate to someone/something relatedly relation tar See more results »
Cite While every effort has been made to follow citation style rules, there may be some discrepancies. Please refer to the appropriate style manual or other sources if you have any questions. Select Citation Style
Cite While every effort katışıksız been made to follow citation style rules, there may be some discrepancies. Please refer to the appropriate style manual or other sources if you have any questions. Select Citation Style
It wasn't until 1886 that Charles Martin Hall, an uncommonly dogged, amateur scientist of 22, developed the first economic means for extracting aluminium. Working in a woodshed with his older sister as hırdavat assistant, he dissolved aluminium oxide in a bath of molten sodium hexafluoroaluminate (more commonly known as 'cryolite'), and then pried the aluminium and oxygen apart using a strong electrical current.