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Johann Joachim Becher and the Phlogiston Theory of Combustion

Johann Joachim Becher and the Phlogiston Theory of Combustion

Harald Sack
On May 6, 1636, German physician, alchemist, precursor of chemistry, scholar and adventurer Johann Joachim Becher was born. He is best known for his development of the phlogiston theory of combustion, in which all flammable objects were supposed to contain a substance which was released when the object burned, and his advancement of Austrian cameralism. “The chemists are a strange class of mortals, impelled by an almost insane impulse to seek their…
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chemistry
Ehrenfried Walther von Tschirnhaus and the White Gold

Ehrenfried Walther von Tschirnhaus and the White Gold

Harald Sack
On April 10, 1719, German mathematician, physicist, physician, and philosopher Ehrenfried Walter von Tschirnhaus was born. Among others, he is credited being the first European to discover the secret of the creation of porcelain in 1708. Certainly, the Meissen factory, established 1710 with its director Johann Friedrich Böttger, was the first to produce porcelain in Europe in large quantities and since the recipe was kept a trade secret by Böttger for his company, experiments…
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chemistry
Jan Baptist van Helmont – The Founder of Pneumatic Chemistry

Jan Baptist van Helmont – The Founder of Pneumatic Chemistry

Tabea Tietz
On January 12, 1580, Flemish chemist, physiologist, and physician Jan Baptist van Helmont was born. Can Helmont worked during the years just after Paracelsus and is sometimes considered to be “the founder of pneumatic chemistry“. Van Helmont is remembered today largely for his ideas on spontaneous generation and his introduction of the word “gas” (from the Greek word chaos) into the vocabulary of scientists. “I praise my bountiful God, who hath called…
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chemistry
Mary the Jewess and the Origins of Chemistry

Mary the Jewess and the Origins of Chemistry

Harald Sack
Mary the Jewess (also known as Maria Prophetissima or Miriam the Prophetess) is a figure who first appeared in the works of the Gnostic Christian writer Zosimos of Panopolis, whose sources for this are not clear. On the basis of Zosimos’s comments, she lived between the first and third centuries A.D. She is credited with the invention of several kinds of chemical apparatus and is considered to be the first true alchemist of the…
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astronomy
John Dee and his World of Science and Magic

John Dee and his World of Science and Magic

Harald Sack
On July 13, 1527, Welsh mathematician, astronomer, astrologer, occultist, navigator, imperialist and consultant to Queen Elizabeth I, John Dee was born. He is considered one of the most learned men of his age. Besides being an ardent promoter of mathematics and a respected astronomer, in his later years he immersed himself in the worlds of magic, astrology and Hermetic philosophy. One of his aims was attempting to commune with angels in order to…
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chemistry
Modern Chemistry started with Antoine Lavoisier

Modern Chemistry started with Antoine Lavoisier

Harald Sack
On August 26, 1743, French nobleman and chemist Antoine Laurent de Lavoisier was born. De Lavoisier is considered as one of the fathers of modern chemistry. “We must trust to nothing but facts: These are presented to us by Nature, and cannot deceive. We ought, in every instance, to submit our reasoning to the test of experiment, and never to search for truth but by the natural road of experiment and observation.”…
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chemistry
Johann Rudolf Glauber – the first Chemical Engineer

Johann Rudolf Glauber – the first Chemical Engineer

Harald Sack
On March 10, 1604, German-Dutch alchemist and chemist Johann Rudolf Glauber was born. His discovery of sodium sulfate in 1625 led to the compound being named after him: “Glauber‘s salt“. He also noted the formation of nitric acid from potassium nitrate and sulphuric acid. Glauber prepared many substances, made useful observations on dyeing, and described the preparation of tartar emetic. Early Years Johann Rudolf Glauber was born in Karlstadt am Main, the Kingdom…
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