Johann Joachim Becher
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Johann Joachim Becher was a German physician, alchemist, precursor of chemistry, scholar, polymath and adventurer, best known for his terra pinguis theory which became the phlogiston theory of combust
Jjbecher
Physica subterranea, 1738 edition
Phlogiston theory
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The phlogiston theory, a superseded scientific theory, postulated the existence of a fire-like element dubbed phlogiston contained within combustible bodies and released during combustion. The name co
Johann Joachim Becher
…was a German physician, alchemist, precursor of chemistry, scholar, polymath and adventurer, best known for his terra pinguis theory which became the phlogiston theory of combustion, and his advancement of Austrian cameralism. Becher was born in Speyer during the Thirty Years War. His father was a Lutheran minister…
Georg Ernst Stahl