Sylvia Rose
Nine Years War 1688-1697 France vs. Europe
The Nine Years War, also known as the War of the League of Augsburg, is a key conflict in European history. Fierce battles erupt,...
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Sylvia Rose
Nov 136 min read
Pyrometallurgy: Ancient Processes of Modern Alchemy
Pyrometallurgy is the high-temperature processing of ores to extract and refine metals. It uses alchemical processes in a modern...
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Sylvia Rose
Nov 95 min read
Cornstarch: Cuisine, Beauty, Cleaning Uses
Cornstarch, also called corn flour, is a common ingredient worldwide. A fine, white powder derived from the endosperm of corn kernels,...
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Sylvia Rose
Nov 66 min read
Rotifers (Rotifera): Animalcules Under the Microscope
Rotifers live in complex microbial water worlds like ponds. These tiny organisms help maintain the health of aquatic environments....
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Sylvia Rose
Nov 44 min read
Potash: Agriculture, Plant & Garden Health
Potash is a mineral group prized in agriculture, health and human life though history. Potash covers various potassium-rich salts,...
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Sylvia Rose
Nov 18 min read
11 Favorite Drawing Mediums of Artists
Drawing is a creative expression for humans since cave paintings of prehistory. In art, anything making a mark is a drawing tool....
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Sylvia Rose
Nov 14 min read
Sanguine: Red Chalk of Renaissance Masters
Sanguine is a rich, reddish-brown chalk beloved by Renaissance artists such as Michelangelo. Creating flesh-like tones in the human form...
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Sylvia Rose
Nov 15 min read
Guar Gum: Unique Qualities for Art & Crafts
Guar gum is recognized for its unique natural properties in visual arts and crafting. From enhancing textures to creating custom paints,...
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Sylvia Rose
Oct 313 min read
Chloroauric Acid: Gold Salts & Extraction
Chloroauric acid H[AuCl4] is a yellow solution created in the 18th century. A gold(III) salt, chloroauric acid is an innovative compound,...
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Sylvia Rose
Oct 295 min read
Renaissance Purgatives & Ancient Remedies
The Renaissance brings a unique approach to medicine. Based on the Four Humors theory of health the Galenic way, purging the body of...
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Sylvia Rose
Oct 286 min read
Microfungi: Mysterious Web of Life & Death
Microfungi, including molds, mildews, and rusts create a vast hidden universe. These unseen eukaryotic organisms are essential to...
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Sylvia Rose
Oct 287 min read
12 Steps to the Magnum Opus: Ripley Scroll
Alchemy seeks the magnum opus or great work. This twelve step program comes from the anonymous Ripley Scroll, so called as alchemist...
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Sylvia Rose
Oct 274 min read
Prussic Acid: Secrets of Hydrogen Cyanide
Prussic acid, widely known as hydrogen cyanide (HCN), is a compound with rich history and unique properties, and one of the most...
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Sylvia Rose
Oct 276 min read
Invisible World: Prokaryotes & Animalcules
Prokaryotes are single-celled organisms making up 10% of the Earth's total biomass. They're essential to the ecosystem and human life....
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Sylvia Rose
Oct 254 min read
Secret Lives of Sulfuric Acid-Eating Bacteria
Acidophillium and Acidobacillus ferroxidens bacteria thrive in harmful conditions. These microscopic sulfuric acid-eating bacteria use...
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Sylvia Rose
Oct 254 min read
Reduction in Chemistry: Gaining Electrons
Reduction is a fundamental aspect of everyday life, from breathing oxygen to powering a phone. Reduction and its counterpart, oxidation ,...
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Sylvia Rose
Oct 235 min read
Hydrogen Peroxide H2O2 Decomposition
Hydrogen peroxide (H2O2) is a basic disinfectant and bleach of many households. If stored too long it will decompose. The decomposition...
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Sylvia Rose
Oct 235 min read
Peracetic Acid: Origin, Reactions, Hazards
Peracetic acid is a remarkable compound with powerful benefits and considerable risks. A colorless liquid with a sharp odor similar to...
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Sylvia Rose
Oct 226 min read
White Lead Toxic Beauty, Art, Ancient Production
White lead, lead(II) carbonate or PbCO₃, has a long history in art, paint and industry. It's a primary source of white for artists and in...
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Sylvia Rose
Oct 194 min read
Digestion & Horse Manure: Alchemy Process
Digestion is the alchemical process of applying steady heat to a substance in a flask or container. Digestion can last hours or days. The...
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