dispersion-strengthened
91Ozone depletion — Image of the largest Antarctic ozone hole ever recorded (September 2006) Ozone depletion describes two distinct but related phenomena observed since the late 1970s: a steady decline of about 4% per decade in the total volume of ozone in Earth s… …
92British Israelism — Not to be confused with Israelis in the United Kingdom. British Israelism (also called Anglo Israelism) is the belief that people of Western European descent, particularly those in Great Britain, are the direct lineal descendants of the Ten Lost… …
93Corvidae — Temporal range: Middle Miocene to Recent …
94Claude Henri de Rouvroy, comte de Saint-Simon — Saint Simon, 1848 Claude Henri de Rouvroy, comte de Saint Simon, often referred to as Henri de Saint Simon (17 October 1760 – 19 May 1825) was a French early socialist theorist whose thought influenced the foundations of various 19th century… …
95Battle of France — Part of the Western Front of the Second World War Clockwise from top left: German …
96DNA microarray — A DNA microarray (also commonly known as gene chip, DNA chip, or biochip) is a collection of microscopic DNA spots attached to a solid surface. Scientists use DNA microarrays to measure the expression levels of large numbers of genes… …
97Grande Armée — La Grande Armée Active 1805–15 Country …
98HSLA steel — High strength low alloy (HSLA) steel is a type of steel alloy that provides better mechanical properties or greater resistance to corrosion than carbon steel. HSLA steels vary from other steels in that they aren t made meet a specific chemical… …
99Military history of France during World War II — History of France …
100Fused 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… …
