Alchemy

Alchemy Alchemy, ancient art practiced oddly in the Middle Ages, devoted chiefly to discovering a substance that would qualify the more common metals into prosperous or silver and to expiration a means of indefinitely prolonging human life. Although its purposes and techniques were dubious and much illusory, chemical science was in many ways the predecessor of new-fashioned science, especially the science of chemistry. The birthplace of alchemy was ancient Egypt, where, in Alexandria, it began to grow in the Hellenistic period; simultaneously, a schooltime of alchemy was developing in China.

The writings of some of the archaeozoic Hellenic philosophers might be considered to contain the first chemical theories; and the surmise advanced in the 5th century BC by Empedoclesthat all things are composed of air, earth, fire, and waterwas influential in alchemy. The Roman emperor Caligula is said to have instituted experiments for producing gold from orpiment, a sulfide of arsenic, and the empero...If you want to get a bountiful essay, come in it on our website: OrderCustomPaper.com

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