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81Fused quartz — A sphere manufactured by NASA out of fused quartz for use in a gyroscope in the Gravity Probe B experiment. It is one of the most accurate spheres ever created by humans, differing in shape from a perfect sphere by no more than 40 atoms of… …
82Armour-piercing discarding sabot — A Phalanx Mk149 APDS discarding its sabot and petals Armour piercing discarding sabot (APDS) is a type of kinetic energy projectile fired from a gun to attack armoured targets. APDS rounds are sabot rounds and were commonly used in large calibre… …
83God Save the South — [ 200px|thumb|right|A rare music cover illustration, published by the composer, C. T. De Cœniél, in Richmond, Virginia.] God Save the South is considered to be the national anthem of the Confederate States of America.Fact|date=April 2008 It was… …
84Twelve Swords of Power — Doomgiver redirects here. For the Imperial Star Destroyer in the Star Wars expanded universe see Doomgiver (Star Wars). The Twelve Swords of Power, Swords of Power, or swords featured in the epic Fred Saberhagen sci fi/fantasy series, Books of… …
85Pronunciation of English th — In English, the digraph 〈th〉 represents in most cases one of two different phonemes: the voiced dental fricative IPA|/ð/ (as in this ) and the voiceless dental fricative IPA|/θ/ ( thing ). More rarely, it can stand for IPA|/t/ ( Thailand ) or the …
86Malik ibn Nuwayrah — Malik ibn Nuwaira (Arabic: مالك بن نويرة), also spelled as Malik ibn Nuwera, was a chief of the Bani Yarbu , a large section of the powerful tribe of Bani Tamim which inhabited the north eastern region of Arabia, above Bahrain. Being close to… …
87Ridda wars — The Ridda wars (Arabic: حروب الردة), also known as the Wars of Apostasy) were a set of military campaigns against the rebellion of several Arabic tribes against the Caliph Abu Bakr during 632 and 633 AD, following the death of Muhammad.The… …
88Muntz metal — Bow of the Cutty Sark Muntz metal is a form of alpha beta brass with about 60% copper, 40% zinc and a trace of iron. It is named after George Fredrick Muntz, a metal roller of Birmingham, England who commercialised the alloy following his patent… …
89Stand (JoJo's Bizarre Adventure) — A stand (スタンド sutando ) is a supernatural power in the manga and anime JoJo s Bizarre Adventure. When first presented, the kanji used is 幽波紋 yuuhamon with スタンド over it; it means ghostly ripple and it is similar to ripple of the first two Parts.… …
90First Battle of Middlewich — The First Battle of Middlewich took place on the 13 March, 1643, [The date is adjusted to show the year starting on 1 January but retaining the Julian calendar, and all other dates in this article use this convention. This is type of dating is… …
