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Mayer Amschel Rothschild (1744-1855), founder of the house of Rothschild; lithograph by Friedrich Lieder, c. 1830.
Where Do Anti-Semitic Conspiracy Theories About the Rothschild Family Come From?
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A Factory Interior, watercolor, pen and gray ink, graphite, and white goache on wove paper by unknown artist, c. 1871-91; in the Yale Center for British Art. Industrial Revolution England
Inventors and Inventions of the Industrial Revolution

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nonclay refractories

  • In refractory: Basic

    include magnesia, dolomite, chrome, and combinations of these materials. Magnesia brick is made from periclase, the mineral form of magnesia (MgO). Periclase is produced from magnesite (a magnesium carbonate, MgCO3), or it is produced from magnesium hydroxide (Mg[OH]2), which in turn is derived from seawater or underground brine

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